1 Tue Nov 6 09:21:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3 * expr.c (store_field): When making temp object for unaligned
4 component, set it to alias set 0.
6 2001-11-06 Joseph S. Myers <jsm28@cam.ac.uk>
8 * c-common.c (c_expand_expr_stmt): Apply default conversions to
9 non-lvalue arrays if C99.
10 * c-typeck.c (default_conversion): Split out code handling
11 array-to-pointer and function-to-pointer conversions into a
12 separate default_function_array_conversion function.
13 (default_function_array_conversion): New function. Keep track of
14 whether any NON_LVALUE_EXPRs were stripped. Return non-lvalue
15 arrays unchanged outside C99 mode instead of giving an error for
17 (build_component_ref): Use pedantic_non_lvalue when handling
18 COMPOUND_EXPR. Don't handle COND_EXPR specially.
19 (convert_arguments): Use default_function_array_conversion.
20 (build_unary_op): For ADDR_EXPR, take a flag indicating whether
22 (unary_complex_lvalue): Likewise.
23 (internal_build_compound_expr): Use
24 default_function_array_conversion. Apply default conversions to
25 function in compound expression.
26 (build_c_cast, build_modify_expr, digest_init, build_asm_stmt):
27 Use default_function_array_conversion.
28 * doc/extend.texi: Update documentation of subscripting non-lvalue
32 2001-11-05 Zack Weinberg <zack@codesourcery.com>
34 * aclocal.m4: (AM_WITH_NLS): Don't look at ALL_LINGUAS.
35 (AM_GNU_GETTEXT): Set CATALOGS to a list of .gmo files
36 corresponding to the complete set of .po and .gmo files in
37 the source directory's po subdir, modified by LINGUAS. Don't
39 * configure.in: Don't set ALL_LINGUAS.
40 * configure: Regenerate.
42 * Makefile.in (.po.gmo): Don't move into source directory.
43 (.po.pox): Clarify comments.
44 (install-po): Look for .gmo files in both srcdir and objdir;
45 don't fail if a file is totally missing.
46 (distclean): rmdir ada subdirectory too.
48 2001-11-05 Geoffrey Keating <geoffk@redhat.com>
50 * config/rs6000/rs6000.c (rs6000_select_section): Handle
51 CONSTRUCTORs _correctly_.
53 2001-11-05 Neil Booth <neil@cat.daikokuya.demon.co.uk>
55 * c-decl.c (delete_block): Remove.
56 * c-tree.h (delete_block): Remove.
58 2001-11-05 Neil Booth <neil@cat.daikokuya.demon.co.uk>
60 * cppexp.c (lex, parse_defined): Update warning about defined.
62 2001-11-05 Geoffrey Keating <geoffk@redhat.com>
64 * config/rs6000/rs6000.c (rs6000_select_section): Handle
67 2001-11-05 Nick Clifton <nickc@cambridge.redhat.com>
69 * config/arm/arm.c (arm_return_in_memory): Cope with
70 int_size_in_bytes returning -1.
72 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Handle
75 Mon Nov 5 16:15:25 CET 2001 Jan Hubicka <jh@suse.cz>
77 * Makefile.in (bb-reoder.o): Add depdendency on cfglayout.h;
78 remove unneded depdendencies;
80 * cfglayout.c, cfglayout.h: New files; break out from ...
81 * bb-reorder.c: ... here; Remove unneeded includes;
83 2001-11-04 Alan Modra <amodra@bigpond.net.au>
85 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Mark r2 as used.
87 2001-11-04 David Edelsohn <edelsohn@gnu.org>
89 * config/rs6000/rs6000.c (rs6000_emit_move): Handle 64-bit
90 mode as well. Do not explicitly create intermediate regs.
92 2001-11-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
94 * arm/aof.h (aof_text_section, aof_data_section): Don't declare.
95 (common_section): Delete unused variable.
96 (ASM_OUTPUT_ASCII): Fix signed/unsigned warnings.
97 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
98 * arm-protos.h (arm_poke_function_name, aof_add_import,
99 aof_delete_import): Const-ify.
100 * arm.c (legitimize_pic_address): Wrap variables in the macro
101 controlling their usage.
102 (arm_finalize_pic): Mark variable with ATTRIBUTE_UNUSED.
103 (arm_poke_function_name, pic_chain, import, aof_add_import,
104 aof_delete_import): Const-ify.
105 * i386.c (ix86_osf_output_function_prologue): Const-ify.
106 * i386/sysv4.h (ASM_OUTPUT_FLOAT, ASM_OUTPUT_DOUBLE,
107 ASM_OUTPUT_LONG_DOUBLE): Fix format specifier warnings.
108 * i860/fx2800.h (DBX_OUTPUT_STANDARD_TYPES): Const-ify.
109 * i860/sysv3.h: Add missing comment closure.
110 * m68k/apollo68.h (ASM_RETURN_CASE_JUMP): Add missing semi-colon.
111 * m88k/dgux.h (SELECT_RTX_SECTION): Add missing argument in call
114 * config.gcc (m680[02]0-*-*): Rename case from m68000-*-*.
115 (i960-*-*): Set tmake_file.
116 (sparc86x-*-elf*): Fix typo in header name.
118 * sched-rgn.c (schedule_insns): Delete unused variable.
120 2001-11-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
123 * c-typeck.c (lookup_field): Rework to return a chain down to
125 (build_component_ref): Use the new lookup_field to handle
126 nested anonymous entities correctly.
128 Sun Nov 4 11:53:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
130 * config/sparc/sparc.c (sparc_emit_set_const32, GEN_HIGHINT64):
131 Change parameters to gen_rtx_CONST_DOUBLE.
132 (GEN_INT64, sparc_emit_set_const64): Likewise.
133 * config/sparc/sparc.md (movdf split): Likewise.
135 2001-11-03 Geoffrey Keating <geoffk@redhat.com>
137 * unroll.c (calculate_giv_inc): Use find_last_value rather
138 than just hoping the last instruction is the right SET.
139 [Fixes 990604-1.c on stormy16.]
141 * config/stormy16/stormy16.h (LIB_SPEC): Don't supply any libgloss
142 library at all if -T is used.
144 * config/stormy16/stormy16.c (stormy16_print_operand): Avoid
145 some uses of uninitialized variables in error cases.
147 * config/stormy16/stormy16.c (stormy16_output_shift): Don't
148 look at 'temp' if we won't be using it.
150 * config/stormy16/stormy16.h (CONST_COSTS): Define.
152 (ADDRESS_COST): Define.
153 (MEMORY_MOVE_COST): Allow for memory_move_secondary_cost.
155 * config/stormy16/stormy16.h (ASM_SPEC): Pass -g to the assembler.
157 * config/stormy16/stormy16.h (ASM_OUTPUT_MI_THUNK): Call
158 stormy16_asm_output_mi_thunk.
159 * config/stormy16/stormy16.c (stormy16_asm_output_mi_thunk): New
161 * config/stormy16/stormy16-protos.h
162 (stormy16_asm_output_mi_thunk): New prototype.
164 2001-11-04 Joseph S. Myers <jsm28@cam.ac.uk>
166 * ChangeLog.2, ChangeLog.4, ChangeLog.5, ChangeLog,
167 FSFChangeLog.10, FSFChangeLog.11, alias.c, attribs.c,
168 caller-save.c, calls.c, cfg.c, cfganal.c, cfgcleanup.c, cfgrtl.c,
169 cppmacro.c, fold-const.c, ifcvt.c, local-alloc.c, profile.c,
170 sched-int.h, toplev.c, config/alpha/alpha.c,
171 config/alpha/alpha.md, config/c4x/c4x.h, config/cris/cris.h,
172 config/cris/cris.md, config/i370/i370.md, config/i386/i386.c,
173 config/i386/i386.h, config/i386/i386.md, config/i386/xm-djgpp.h,
174 config/ia64/ia64.c, config/m68hc11/m68hc11.c, config/m68k/m68k.md,
175 config/mcore/mcore.h, config/mmix/mmix.c, config/ns32k/ns32k.h,
176 config/ns32k/ns32k.md, config/rs6000/rs6000.c,
177 config/rs6000/sysv4.h, config/sh/sh.md: Fix spelling errors.
179 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
181 * Makefile.in (dbxout.o): Depend on function.h.
182 * collect2.c (is_in_list): Hide unused function.
183 * dbxout.c: Include function.h.
184 (source_label_number, dbxout_source_line, dbxout_source_file,
185 dbxout_function_end, dbxout_begin_function): Wrap/move inside
186 macros controlling usage.
187 * gcc.c (TARGET_EXECUTABLE_SUFFIX): Undef before defining.
188 * output.h (exports_section): Prototype.
190 * convex.c (convex_output_function_prologue): Fix format specifier
192 (asm_declare_function_name): Fix signed/unsigned warning.
193 (print_operand): Fix format specifier warning.
194 * convex.h (S_REGNO_P, A_REGNO_P): Fix signed/unsigned warning.
195 * dsp16xx-protos.h (uns_comparison_operator,
196 num_1600_core_shifts): Prototype.
197 * dsp16xx.c: Include tm_p.h, not dsp16xx-protos.h.
198 (frame_size, frame_pointer_offset): Delete.
199 (dsp16xx_output_function_prologue, dsp16xx_output_function_epilogue):
200 Make static. Fix format specifier warnings.
201 * dsp16xx.h (IS_ACCUM_REG): Fix unsigned>=0 warning.
202 (EXTRA_SECTION_FUNCTIONS): Prototype const_section.
203 * dsp16xx.md: Add default case in switches.
204 * fr30.h (IN_RANGE): Delete.
205 * ia64.h (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
206 * mcore-protos.h (mcore_output_cmov): Const-ify.
207 * mcore.c (mcore_output_cmov): Likewise.
208 * mcore.h (switch_to_section): Make static and prototype.
209 * mn10200.h (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Fix
210 unsigned>=0 warnings.
211 * mn10300.h (REGNO_IN_RANGE_P): Likewise.
212 * rs6000-protos.h (read_only_data_section,
213 read_only_private_data_section): Prototype.
214 * rs6000.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
215 * sh.c (sh_adjust_cost): Mark parameter with ATTRIBUTE_UNUSED.
216 * sh.h (GENERAL_REGISTER_P): Fix unsigned>=0 warning.
218 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
220 * dwarf2asm.c (dw2_asm_output_pcrel): Mark parameters with
222 * final.c (final_scan_insn): Add brackets around body of if-stmt.
223 * gcc.c (convert_filename): Add static prototype. Const-ify.
224 Wrap variable in macros controlling its use.
225 * output.h (sdata_section): Add prototype.
227 * 1750a.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
228 (ASM_OUTPUT_ASCII): Avoid signed/unsigned warning.
229 * c4x.h (INIT_SECTION_FUNCTION): Add prototype.
230 (ASM_FILE_START): Const-ify.
231 (ASM_OUTPUT_BYTE_FLOAT, ASM_OUTPUT_SHORT_FLOAT): Fix format
233 * c4x.md: Don't use the 'U' integer suffix.
234 * clipper.md (clipper_movstr): Delete declaration.
235 * d30v-protos.h (d30v_move_2words): Const-ify.
236 (debug_stack_info): Add prototype.
237 * d30v.c: Include "integrate.h".
238 (d30v_function_arg_boundary, d30v_function_arg,
239 d30v_function_arg_partial_nregs, d30v_function_arg_advance): Avoid
240 signed/unsigned warnings.
241 (d30v_print_operand_memory_reference, d30v_move_2words):
243 * d30v.h (REG_CLASS_FROM_LETTER): Use unsigned array subscript.
244 * fr30.c (fr30_pass_by_reference, fr30_pass_by_value): Prototype.
245 * fr30.md: Const-ify.
246 * h8300.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
247 * i370.c (i370_label_scan, mvs_get_label): Make definition static.
248 (mvs_get_label_page): Hide unused static function.
249 * i860.c (current_function_original_name): Const-ify.
250 * i860/sysv3.h (current_function_original_name): Likewise.
251 * i860/sysv4.h (current_function_original_name): Likewise.
252 * i960.md: Add default case in switches. Remove unused variable.
253 * i960/vx960-coff.h (MULTILIB_DEFAULTS): Undef before defining.
254 * m32r.md: Const-ify.
255 * m68hc11-protos.h (m68hc11_asm_file_start): Const-ify.
256 * m68hc11.c: Include "reload.h".
257 (static_chain_reg, print_options, m68hc11_asm_file_start):
259 * m68hc11.md: Delete unused variable. Const-ify. Add parens
260 around & in comparison.
261 * mcore.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
262 * mn10200.c (shift_mode): Remove trailing comma.
263 * mn10300-protos.h (output_tst): Const-ify.
264 * mn10300.c (output_tst): Likewise.
265 * pa/long_double.h (ASM_OUTPUT_LONG_DOUBLE): Fix format specifier
267 * pa-protos.h (output_ascii): Use regular char *, not unsigned.
268 * pa.c (output_ascii): Likewise.
269 * pa/som.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
270 * pdp11.md (expand_unop): Delete declarations.
271 * pj-protos.h (pj_output_addsi3): Const-ify.
272 * pj.c (pj_output_push_int, pj_output_load, pj_output_inc,
273 pj_output_cnv_op, mode_to_char, pj_output_varidx, pj_print_cond,
274 unique_src_operand): Add prototypes.
275 (pj_output_store_into_lval): Make definition static.
276 (pj_function_incoming_arg): Don't use unary plus.
277 (pj_output_addsi3): Const-ify.
278 * romp.md (get_symref): Delete declarations.
279 * v850-c.c (mark_current_function_as_interrupt): Don't return
280 value from void function.
281 * v850.c: Include "integrate.h".
282 * v850.h (ASM_OUTPUT_LABELREF): Const-ify.
283 * vax-protos.h (const_section): Add prototype.
285 2001-11-03 Aldy Hernandez <aldyh@redhat.com>
287 * machmode.def: Add documentation for the seventh argument in
290 2001-11-04 Hans-Peter Nilsson <hp@bitrange.com>
292 * doc/invoke.texi (MMIX Options) <-mno-knuthdiv>: Say remainder
294 <-mno-toplevel-symbols>: Change @code{:} to @samp{:}.
295 <-melf>: Don't have markup for ELF acronym.
297 2001-11-03 Hans-Peter Nilsson <hp@bitrange.com>
299 * config.gcc (mmix-*-*): New target.
300 * doc/invoke.texi: Document MMIX options.
301 * doc/contrib.texi: Add note about MMIX port to my entry.
302 * config/mmix/t-mmix: New file.
303 * config/mmix/mmix.h: New file.
304 * config/mmix/mmix-protos.h: New file.
305 * config/mmix/mmix.c: New file.
306 * config/mmix/mmix.md: New file.
307 * config/mmix/crti.asm: New file.
308 * config/mmix/crtn.asm: New file.
310 2001-11-03 Kazu Hirata <kazu@hxi.com>
312 * config/sparc/linux-aout.h: Fix comment formatting.
313 * config/sparc/linux.h: Likewise.
314 * config/sparc/linux64.h: Likewise.
315 * config/sparc/lynx.h: Likewise.
316 * config/sparc/pbd.h: Likewise.
317 * config/sparc/sol2-sld-64.h: Likewise.
318 * config/sparc/sol2.h: Likewise.
319 * config/sparc/sparc.c: Likewise.
320 * config/sparc/sparc.h: Likewise.
321 * config/sparc/sparc.md: Likewise.
322 * config/sparc/sunos4.h: Likewise.
323 * config/sparc/vxsim.h: Likewise.
324 * config/sparc/vxsparc.h: Likewise.
325 * config/sparc/vxsparc64.h: Likewise.
327 Sat Nov 3 10:37:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
329 * cselib.c (cselib_subst_to_values, case CONST_DOUBLE): Remove
330 reference to CONST_DOUBLE_MEM in comment.
331 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Remove one operand.
332 (gen_rtx, case CONST_DOUBLE): Call it with one less operand.
333 (init_emit_once): Don't clear CONST_DOUBLE_MEM.
334 * function.c (pop_function_context_from): Don't call
335 restore_varasm_status.
336 * function.h (restore_varasm_status): Delete declaration.
337 * gengenrtl.c (CONST_DOUBLE_FORMAT): Delete CONST_DOUBLE_MEM slot.
339 * rtl.def (CONST_DOUBLE): Update comment.
340 * rtl.h (CONST_DOUBLE_HIGH, CONST_DOUBLE_LOW): Update operand number.
341 (CONST_DOUBLE_CHAIN): Likewise.
342 (CONST_DOUBLE_MEM): Delete.
343 (gen_rtx_CONST_DOUBLE): Update parameters.
344 * varasm.c (struct varasm_status): x_pool_offset now HOST_WIDE_INT.
345 Remove reference to CONST_DOUBLE_MEM.
346 (const_alias_set): New variable.
347 (immed_double_const): Change call to gen_rtx_CONST_DOUBLE.
348 (immed_real_const_1): Adjust tests for 0, 1, and 2.
349 Don't set CONST_DOUBLE_MEM.
350 (clear_const_double_mem): Don't do anything with const_tiny_rtx.
351 (output_constant_def): Don't look at TREE_CST_RTL if INTEGER_CST.
352 Put constant in const_alias_set.
353 (struct pool_constant): ALIGN now unsigned.
354 OFFSET now HOST_WIDE_INT.
356 (restore_varasm_status): Deleted.
357 (mark_pool_constant): Mark desc->rtl.
358 (force_const_mem): Rework to store rtl in hash table,
359 not CONST_DOUBLE_MEM.
360 Put constant in const_alias_set.
361 (find_pool_constant): Check desc->rtl.
362 (mark_constants, mark_constant): Don't special-case CONST_DOUBLE.
363 (init_varasm_once): Initialize const_alias_set.
365 * expr.c (expand_expr, case ADDDR_EXPR): If at top level, don't call
368 * reload.c (combine_reloads): Don't combine an output reload if there
369 are other reloads around for part of the output.
371 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGINGP_P if T is a
373 (set_mem_decl): New function.
374 * expr.h (set_mem_decl): New declaration.
375 * final.c (get_decl_from_op): Don't use ORIGINAL_REGNO if not pseudo.
376 (output_asm_operand_names): Add tab.
377 * reload1.c (alter_reg): Set decl of MEM from REG_DECL.
379 * builtins.c (get_memory_rtx): Properly set MEM alias set and
382 2001-11-03 Joseph S. Myers <jsm28@cam.ac.uk>
384 * doc/extend.texi, doc/gcc.texi, doc/install.texi, doc/tm.texi:
385 Use "invalid" instead of "illegal". Use @r in comments in
388 2001-11-02 Neil Booth <neil@daikokuya.demon.co.uk>
390 * c-decl.c (pushdecl): Move block inside if conditional to remove
391 possibility of a segfault. Lookup block-level extern
392 variables in enclosing scopes correctly.
394 * testsuite/gcc.c-torture/compile/20001018-1.x: Remove XFAIL.
396 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
398 * expmed.c (store_bit_field): Use simplify_gen_subreg to make
399 SUBREG so we avoid SUBREGing memory.
401 * expmed.c (store_bit_field): Same.
403 2001-11-02 DJ Delorie <dj@redhat.com>
405 * config/rs6000/rs6000.c (rs6000_emit_move): Make sure that
406 using FP registers for DImode mem-mem moves is acceptable.
408 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
410 * builtins.c (apply_args_size): Handle vector arguments.
411 (apply_result_size): Same.
413 * machmode.def: Set WIDER mode field for all vector entries.
415 2001-11-02 Graham Stott <grahams@redhat.com>
417 * recog.c (decode_asm_operands): Check that the SRC is ASM_OPERANDS.
419 2001-11-01 Eric Christopher <echristo@redhat.com>
421 * config.gcc: Revert part of earlier patch.
422 * config/mips/linux.h: Ditto.
423 * df.c: Include tm_p.h to avoid warnings.
424 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Add defaults. Adjust
426 * config/mips/mips.c: Define mips_abi regardless.
427 (mips_output_function_prologues): Add long casts for .frame
429 (override_options): Allow use of ABI_32.
431 2001-11-01 Kazu Hirata <kazu@hxi.com>
433 * config/m68hc11/m68hc11.c: Fix comment formatting.
434 * config/m68hc11/m68hc11.h: Likewise.
435 * config/m68hc11/m68hc11.md: Likewise.
437 2001-11-01 Neil Booth <neil@daikokuya.demon.co.uk>
439 * c-typeck.c (default_conversion): Retain the original expression
441 * gcc.dg/Wparentheses.c: New tests.
443 2001-11-01 David S. Miller <davem@redhat.com>
445 * doc/install.texi (Specific, sparc-sun-solaris2*): Bring
446 64-bit Sparc description more in line with reality.
448 2001-11-01 Joseph S. Myers <jsm28@cam.ac.uk>
450 * Makefile.in (GCOV_OBJS): Add version.o.
451 * gcov.c: Include "version.h" and <getopt.h>.
452 (gcov_version_string): Remove.
453 (print_usage): Take a parameter to determine whether this is a
454 call from --help or an error message. Give fuller output that
455 follows the GNU Coding Standards for --help.
456 (print_version): New function.
458 (process_args): Use getopt_long. Support long options. Follow
459 GNU Coding Standards for --help and --version.
460 * doc/gcov.texi: Document long options.
461 Addresses part of PR other/704.
463 2001-11-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
465 * pa.c (output_move_double): Fix typo in double load.
467 2001-11-01 Kazu Hirata <kazu@hxi.com>
469 * config/h8300/h8300.c (h8300_encode_label): Compute a string
470 before passing it to ggc_alloc_string.
472 2001-11-01 Kazu Hirata <kazu@hxi.com>
474 * config/m68k/3b1.h: Fix comment formatting.
475 * config/m68k/3b1g.h: Likewise.
476 * config/m68k/a-ux.h: Likewise.
477 * config/m68k/amix.h: Likewise.
478 * config/m68k/apollo68.h: Likewise.
479 * config/m68k/atari.h: Likewise.
480 * config/m68k/aux-exit.c: Likewise.
481 * config/m68k/ccur-GAS.h: Likewise.
482 * config/m68k/crds.h: Likewise.
483 * config/m68k/dpx2.h: Likewise.
484 * config/m68k/dpx2g.h: Likewise.
485 * config/m68k/hp310.h: Likewise.
486 * config/m68k/hp320.h: Likewise.
487 * config/m68k/isi.h: Likewise.
488 * config/m68k/linux.h: Likewise.
489 * config/m68k/lynx.h: Likewise.
490 * config/m68k/m68k-psos.h: Likewise.
491 * config/m68k/m68k.c: Likewise.
492 * config/m68k/m68k.h: Likewise.
493 * config/m68k/m68k.md: Likewise.
494 * config/m68k/m68kelf.h: Likewise.
495 * config/m68k/m68kv4.h: Likewise.
496 * config/m68k/mot3300.h: Likewise.
497 * config/m68k/news.h: Likewise.
498 * config/m68k/next.h: Likewise.
499 * config/m68k/pbb.h: Likewise.
500 * config/m68k/plexus.h: Likewise.
501 * config/m68k/sgs.h: Likewise.
502 * config/m68k/sun3.h: Likewise.
503 * config/m68k/tower.h: Likewise.
504 * config/m68k/vxm68k.h: Likewise.
506 2001-10-31 DJ Delorie <dj@redhat.com>
508 * config/mips/mips.h (mips_cache_flush_func): Prototype.
509 (TARGET_OPTIONS): Support -mflush-func= and -mno-flush-func.
510 (INITIALIZE_TRAMPOLINE): Use mips_cache_flush_func if nonzero.
511 * config/mips/mips.c (mips_cache_flush_func): New.
512 * doc/invoke.texi: Document the new options.
514 2001-10-31 Hans-Peter Nilsson <hp@axis.com>
516 * config.gcc (cris-*-linux*, tm_file): Rearrange order.
517 * config/cris/linux.h (LIB_SPEC, STARTFILE_SPEC): Don't redefine.
519 * config/cris/cris.h (EH_RETURN_DATA_REGNO): Fix formatting.
521 * config/cris/cris.c: Include output.h after tree.h but before
524 2001-10-31 Zack Weinberg <zack@codesourcery.com>
526 * Makefile.in (INTL_TARGETS, POSUB): Delete all references.
527 (INTL_SUBDIRS): Just intl.
528 (.SUFFIXES): Add .gmo .po .pox.
529 (native): Also depend on build-@POSUB@.
530 (intl.all, intl.install): Depend on config.h and things it includes.
531 (po-generated): New target; depend on c-parse.c and tradcif.c.
532 (install-normal): Also depend on install-@POSUB@.
533 (XGETTEXT, GMSGFMT, MSGMERGE, PACKAGE, CATALOGS): New variables.
534 (build-, install-, build-po, update-po, install-po,
535 .po.gmo, .po.pox, $(PACKAGE).pot, po/$(PACKAGE).pot): New rules.
537 * aclocal.m4: Prefix each entry in CATALOGS with "po/"
538 * configure.in: Don't munge XGETTEXT. Don't generate
540 * configure: Regenerate.
543 * config/m68k/m68k.h: Add doc strings for -msky and -mnosky.
544 * objc/Make-lang.in: Replace $(INTL_TARGETS) with po-generated.
546 2001-10-31 Kazu Hirata <kazu@hxi.com>
548 * config/h8300/h8300.md (two anonymous patterns): New.
550 2001-10-31 Aldy Hernandez <aldyh@redhat.com>
552 * tree.h (tree_index): Add support for V16QI and V8HI.
553 (V8HI_type_node): New.
554 (V16QI_type_node): New.
556 * tree.c (build_common_tree_nodes_2): Same.
558 * c-common.c (type_for_mode): Same.
560 2001-10-31 Kazu Hirata <kazu@hxi.com>
562 * config/i386/att.h: Fix comment formatting.
563 * config/i386/beos-elf.h: Likewise.
564 * config/i386/bsd.h: Likewise.
565 * config/i386/bsd386.h: Likewise.
566 * config/i386/crtdll.h: Likewise.
567 * config/i386/cygwin.asm: Likewise.
568 * config/i386/cygwin.h: Likewise.
569 * config/i386/djgpp.h: Likewise.
570 * config/i386/freebsd-aout.h: Likewise.
571 * config/i386/freebsd.h: Likewise.
572 * config/i386/gas.h: Likewise.
573 * config/i386/i386-interix.h: Likewise.
574 * config/i386/i386-protos.h: Likewise.
575 * config/i386/i386.c: Likewise.
576 * config/i386/i386.h: Likewise.
577 * config/i386/i386.md: Likewise.
578 * config/i386/i386elf.h: Likewise.
579 * config/i386/interix.c: Likewise.
580 * config/i386/isc.h: Likewise.
581 * config/i386/isccoff.h: Likewise.
582 * config/i386/iscdbx.h: Likewise.
583 * config/i386/linux.h: Likewise.
584 * config/i386/lynx.h: Likewise.
585 * config/i386/mingw32.h: Likewise.
586 * config/i386/netbsd-elf.h: Likewise.
587 * config/i386/next.h: Likewise.
588 * config/i386/osf1elf.h: Likewise.
589 * config/i386/osfrose.h: Likewise.
590 * config/i386/sco5.h: Likewise.
591 * config/i386/seq-gas.h: Likewise.
592 * config/i386/seq-sysv3.h: Likewise.
593 * config/i386/sequent.h: Likewise.
594 * config/i386/sol2.h: Likewise.
595 * config/i386/sun386.h: Likewise.
596 * config/i386/uwin.asm: Likewise.
597 * config/i386/uwin.h: Likewise.
598 * config/i386/vxi386.h: Likewise.
599 * config/i386/win32.h: Likewise.
600 * config/i386/winnt.c: Likewise.
601 * config/i386/xm-cygwin.h: Likewise.
602 * config/i386/xm-mingw32.h: Likewise.
604 2001-10-31 Kazu Hirata <kazu@hxi.com>
606 * builtins.def: Fix comment typos.
607 * config/alpha.c: Likewise.
608 * config/arm/arm.c: Likewise.
609 * config/avr/avr.h: Likewise.
610 * config/d30v/d30v.c: Likewise.
611 * config/d30v/d30v.h: Likewise.
612 * config/d30v/d30v.md: Likewise.
613 * config/dsp16xx/dsp16xx.c: Likewise.
614 * config/fr30/fr30.c: Likewise.
615 * config/fr30/fr30.md: Likewise.
616 * config/i386/i386.c: Likewise.
617 * config/i860/i860.c: Likewise.
618 * config/i960/i960.c: Likewise.
619 * config/ia64/ia64.c: Likewise.
620 * config/mips/mips.c: Likewise.
621 * config/pa/pa.c: Likewise.
622 * config/rs6000/rs6000.c: Likewise.
623 * config/s390/s390.c: Likewise.
624 * config/sparc/sparc.c: Likewise.
626 2001-10-30 Kazu Hirata <kazu@hxi.com>
628 * config/mips/elf.h: Fix comment formatting.
629 * config/mips/elf64.h: Likewise.
630 * config/mips/iris5.h: Likewise.
631 * config/mips/iris5gas.h: Likewise.
632 * config/mips/iris6.h: Likewise.
633 * config/mips/isa3264.h: Likewise.
634 * config/mips/linux.h: Likewise.
635 * config/mips/mips.c: Likewise.
636 * config/mips/mips.h: Likewise.
637 * config/mips/mips.md: Likewise.
638 * config/mips/mips16.S: Likewise.
639 * config/mips/netbsd.h: Likewise.
640 * config/mips/osfrose.h: Likewise.
641 * config/mips/r3900.h: Likewise.
642 * config/mips/sni-svr4.h: Likewise.
643 * config/mips/svr4-t.h: Likewise.
644 * config/mips/ultrix.h: Likewise.
646 2001-10-30 Daniel Berlin <dan@cgsoftware.com>
648 * bitmap.c (bitmap_element_free): Don't forget to update head->indx
649 when we update head->current.
651 2001-10-30 Neil Booth <neil@daikokuya.demon.co.uk>
653 * tree.c (id_string_size): Remove.
654 (dump_tree_statistics): Update.
655 * toplev.c (compile_file): If dumping stats, dump tree stats too.
657 Tue Oct 30 19:00:43 CET 2001 Jan Hubicka <jh@suse.cz>
659 * sched-rgn.c (schedule_insns): Fix comment.
661 2001-10-30 Zack Weinberg <zack@codesourcery.com>
663 * configure.in: Correct previous change: don't assume that
664 gas's version number _isn't_ the last thing on the line, or
665 isn't the only number on the line, either.
666 * configure: Regenerate.
668 2001-10-30 Kazu Hirata <kazu@hxi.com>
670 * cfgcleanup.c: Fix a comment typo.
672 2001-10-30 Kazu Hirata <kazu@hxi.com>
674 * alias.c: Fix comment formatting.
676 * config/cris/cris.c: Likewise.
677 * config/cris/cris.h: Likewise.
678 * config/i960/i960.c: Likewise.
679 * config/i960/i960.h: Likewise.
681 2001-10-30 Kazu Hirata <kazu@hxi.com>
683 * config/arm/arm.c: Fix a comment typo.
684 * config/arm/arm.h: Likewise.
685 * config/ia64/ia64.c: Likewise.
687 2001-10-30 Jakub Jelinek <jakub@redhat.com>
689 * emit-rtl.c (set_unique_reg_note): Don't create REG_EQUAL or
690 REG_EQUIV notes for ASM_OPERANDS. Return the new note (if any).
691 * rtl.h (set_unique_reg_note): Change return value.
692 * gcse.c (try_replace_reg): Use set_unique_reg_note.
693 * cse.c (cse_insn): Likewise.
694 * expr.c (emit_move_insn): Likewise.
695 * explow.c (force_reg): Likewise.
696 * local-alloc (update_equiv_regs): Likewise.
697 * loop.c (move_moveables, load_mems): Likewise.
698 * reload (find_reloads): Likewise.
700 2001-10-30 Paolo Bonzini <bonzini@gnu.org>
703 * c-decl.c (parmlist_tags_warning, start_struct,
704 check_for_loop_decls): Separate messages for struct, union and
705 enum cases to allow for languages in which they have different
707 * c-format.c (scanf_flag_specs): Separate short and long name of
708 the assignment suppression feature.
709 (check_format_types): Localize "pointer" and "different types"
711 * c-lex.c (lex_number): Localize "an unsigned long int" and
713 (lex_string) [MULTIBYTE_CHARS]: Use initial lowercase letter on
715 * c-typeck.c (build_unary_up): Separate messages for increment and
716 decrement cases to allow for languages in which they use different
717 articles. Localize the strings "increment" and "decrement" in one
720 Tue Oct 30 11:08:11 CET 2001 Jan Hubicka <jh@suse.cz>
722 * lcm.c (optimize_mode_switching): Do not rebuild liveness information
723 when no changes has been made.
725 * gcse.c (reg_set_bitmap): Turn into reg_set.
726 (modify_mem_list_set, canon_modify_mem_list_set)
727 (clear_modify_mem_tables, free_modify_mem_tables): New.
728 (gcse_main); Use free_modify_mem_tables.
729 (free_gcse_mem): Likewise; free the bitmaps.
730 (alloc_gcse_main): Initialize the bitmaps.
731 (canon_list_insert): Set canon_modify_mem_list_set.
732 (record_last_mem_set_info): Likewise; set modify_mem_list_set.
733 (compute_hash_table): Use clear_modify_mem_tables.
734 (reset_opr_set_tables): Likewise.
735 (oprs_not_set_p): reg_set_bitmap is regset.
736 (mark_set, mark_clobber): Likewise.
738 * df.h (DF_EQUIV_NOTES): New constant.
739 (df_insn_refs_record): Record uses inside or REG_EQUIV/EQUAL notes
742 * sched-rgn.c (CHECK_DEAD_NOTES): New constant.
743 (init_regions, schedule_insns): Conditionalize the checking
744 code by CHECK_DEAD_NOTES; avoid multiple calls to update_life_info.
746 Tue Oct 30 11:02:31 CET 2001 Jan Hubicka <jh@suse.cz>
748 * i386.md (movti_rex64 splitter): Fix condition.
750 2001-10-29 Zack Weinberg <zack@codesourcery.com>
752 * configure.in: Do not assume that gas's version number is the
753 last thing on the first line of as --version output.
754 * configure: Regenerate.
756 * tradcpp.c: Include intl.h. Rename WARNING, ERROR, FATAL to
757 MT_WARNING, MT_ERROR, MT_FATAL.
758 (main): Call gcc_init_libintl.
759 (v_message): Call gettext on msgid and "warning: "
760 * tradcif.y: Include intl.h.
761 (yyerror): Make parameter definition consistent with
762 prototype. Call gettext on msgid argument.
764 2001-10-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
766 * combine.c (num_sign_bit_copies): Avoid signed/unsigned
769 * sparc/sol2.h: Include <sys/mman.h> when L_trampoline is defined.
771 Mon Oct 29 19:22:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
773 * reload1.c (eliminate_regs): Test for reg_renumber being allocated
774 before referencing it.
776 2001-10-26 DJ Delorie <dj@redhat.com>
778 * config/rs6000/sysv4.h (LINK_SPEC): Allow -msdata=none to
779 override -G, and force -G0.
781 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
783 * ChangeLog.2, ChangeLog.3, ChangeLog.4, FSFChangeLog.10,
784 FSFChangeLog.11, c-common.c, c-common.def, c-common.h, c-decl.c,
785 c-dump.c, c-typeck.c, except.c, sdbout.c, simplify-rtx.c,
786 timevar.h, tree.h, varasm.c: Fix spelling errors and typos.
788 * loop.h (struct induction): Rename ext_dependant to
790 * loop.c: Change all uses.
791 (check_ext_dependant_givs): Rename to check_ext_dependent_givs.
793 * timevar.c (DEFTIMEVAR): Fix spelling of identifier__ parameter.
795 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
797 * c-parse.in (expr_no_commas, primary), c-typeck.c
798 (parser_build_binary_op): Use IS_EXPR_CODE_CLASS.
800 2001-10-29 David Edelsohn <edelsohn@gnu.org>
802 Undo assemble_name change in earlier patch.
804 Mon Oct 29 21:11:40 2001 Nicola Pero <n.pero@mi.flashnet.it>
806 * objc/objc-act.c (finish_message_expr): For the GNU runtime: when
807 determining the type of the receiver, do not check that TREE_CODE
808 of receiver is CALL_EXPR before calling receiver_is_class_object().
809 (receiver_is_class_object): For the GNU runtime: recognize
810 the case that the receiver is self in a class method context.
811 Check that TREE_CODE of receiver is CALL_EXPR when checking that
812 the receiver is a call to objc_get_class.
814 2001-10-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
816 * pa.md (floatunssisf2): Set subreg 0 of operand 2 to zero.
818 Mon Oct 29 07:23:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
820 * Makefile.in (OBJS): Put all files in alphabetical order.
822 * dwarf2out.c (add_const_value_attribute): Fix error in last
825 Mon Oct 29 12:43:06 CET 2001 Jan Hubicka <jh@suse.cz>
827 * basic-block.h (purge_all_dead_edges): Add update_life_p argument.
828 * cfgcleanup.c (merge_blocks): Update the life flag after merging;
830 * cfgrtl.c (purge_all_dead_edges): Allow updating of liveness.
831 (life_analysis): call purge_all_dead_edges after deleting noops.
832 (delete_noop_move): Do not purge CFG.
833 * toplev.c (rest_of_compilation): Update purge_all_dead_edges call.
835 2001-10-28 David Edelsohn <edelsohn@gnu.org>
837 * config/rs6000/aix31.h (ASM_OUTPUT_EXTERNAL): Use assemble_name.
838 * config/rs6000/darwin.h (RS6000_OUTPUT_BASENAME): Delete.
839 (ASM_GLOBALIZE_LABEL): Use assemble_name.
840 (ASM_OUTPUT_COMMON): Likewise.
841 * config/rs6000/rs6000.c (print_operand): Use assemble_name.
842 (rs6000_output_function_epilogue): Likewise.
843 (output_mi_thunk): Fix typo.
844 (rs6000_output_symbol_ref): Use assemble_name.
845 (output_toc): Likewise.
846 * config/rs6000/sysv4.h (RS6000_OUTPUT_BASENAME): Delete.
847 * config/rs6000/xcoff.h (RS6000_OUTPUT_BASENAME): Delete;
848 assemble_name calls STRIP_NAME_ENCODING.
849 (ASM_OUTPUT_LABEL): Use assemble_name.
850 (ASM_GLOBALIZE_LABEL): Likewise.
851 (ASM_DECLARE_FUNCTION_NAME): Likewise.
852 (ASM_OUTPUT_ALIGNED_COMMON): Indent pseudo-op. Use assemble_name.
853 (ASM_OUTPUT_LOCAL): Likewise.
855 Sun Oct 28 15:45:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
857 * builtins.c (get_memory_rtx): Handle POINTERS_EXTEND_UNSIGNED case.
858 (expand_builtin_apply, expand_builtin_return): Likewise.
859 (expand_builtin_va_arg, expand_builtin_va_copy): Likewise.
861 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
863 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
864 ChangeLog.5, ChangeLog, FSFChangeLog.10, FSFChangeLog.11,
865 c-common.c, c-common.h, c-parse.in, c-typeck.c, cfg.c, config.gcc,
866 configure, configure.in, except.c, except.h, flow.c, function.c,
867 gcc.c, gcse.c, genrecog.c, libgcc2.c, loop.c, loop.h, params.def,
868 predict.def, predict.h, reg-stack.c, regmove.c, sched-deps.c,
869 sched-int.h, sibcall.c, ssa.c, stringpool.c, toplev.c, tree.c,
870 unroll.c: Fix spelling errors.
872 * doc/extend.texi, doc/invoke.texi: Fix spelling.
874 * doc/gcc.texi: Document use of "dependent" and American spelling.
876 Sun Oct 28 17:05:36 CET 2001 Jan Hubicka <jh@suse.cz>
878 * expr.c (emit_group_load): Support CONCATs by storing them to memory
881 Sun Oct 28 09:59:54 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
883 * expr.c (store_constructor_field): Only call adjust_address on MEM.
885 Sun Oct 28 16:48:09 CET 2001 Jan Hubicka <jh@suse.cz>
887 * genrecog.c (write_switch): Output if before switch for
888 DT_elt_zero_wide_safe.
890 2001-10-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
892 * Makefile.in (toplev.o, halfpic.o): Depend on halfpic.h
893 * i386/osfrose.h (SUBTARGET_SWITCHES): Add missing comma.
894 (FUNCTION_PROFILER): Const-ify.
895 * halfpic.c: Include "expr.h", "output.h" and "halfpic.h".
896 (eliminate_constant_term, assemble_name, output_addr_const):
898 (ptr_half_pic_address_p, half_pic_hash): Prototype.
899 (all_refs, half_pic_prefix, half_pic_hash, half_pic_declare,
900 half_pic_external, half_pic_address_p, half_pic_ptr): Const-ify.
901 * halfpic.h (ptr_half_pic_address_p, half_pic_finish): Prototype.
902 (half_pic_declare, half_pic_external): Const-ify.
903 * toplev.c: Include "halfpic.h".
905 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
907 * config/alpha/alpha.md, config/arm/arm.c, config/arm/arm.h,
908 config/d30v/d30v.h, config/fr30/fr30.c, config/i370/x-oe,
909 config/i386/i386.c, config/i386/i386-interix.h,
910 config/i386/i386.md, config/i386/i386.h, config/i386/sco5.h,
911 config/i860/i860.h, config/i860/i860.md, config/m68k/aux-exit.c,
912 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.md,
913 config/ns32k/ns32k.h, config/pa/pa.c, config/rs6000/rs6000.c,
914 config/sparc/sparc.c, config/m68hc11/m68hc11.c,
915 config/cris/cris.c, config/cris/cris.h, config/s390/s390.c,
916 config/s390/s390.h, config/stormy16/stormy16.h, doc/tm.texi: Fix
919 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
920 ChangeLog.5, ChangeLog, ChangeLog.lib, FSFChangeLog.10, ONEWS,
921 c-common.c, caller-save.c, cfg.c, cfgcleanup.c, cfgrtl.c,
922 collect2.c, df.h, diagnostic.h, final.c, gcse.c, gthr.h,
923 haifa-sched.c, jump.c, local-alloc.c, profile.c, protoize.c,
924 regmove.c, reload1.c, rtlanal.c, sched-vis.c, ssa.c, stmt.c,
925 system.h, toplev.c: Fix spelling errors.
927 Sat Oct 27 17:32:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
929 * gcse.c (insert_insn_end_bb): Don't assume PAT is a SET.
931 * dwarf2out.c (reg_number): Abort if pseudo.
932 (reg_loc_descriptor): Return 0 if pseudo.
933 (is_based_loc): Return 0 if pseudo.
934 (mem_loc_descriptor): Return 0 for pseudo and handle 0 return from
936 (concat_loc_descriptor): Return 0 if either part's descriptor is 0.
937 (loc_descriptor): Return 0 if can't find location and handle 0
938 return from recursive calls.
939 (loc_descriptor_from_tree): Likewise.
940 Fix handling of indirect.
941 Also return 0 for PLACEHOLDER_EXPR.
942 Clean up COMPONENT_REF cases.
943 (add_AT_location_descriptor): Simplify, but handle 0 return from
945 (add_const_value_attribute): Avoid shift count warning.
946 (add_bound_info): Remove test for PLACEHOLDER_EXPR here.
947 Set comp_unit_die as context if not in function.
949 * config/mips/mips-protos.h: Break up long lines.
950 Remove needless #ifdef/#endif blocks.
951 Don't declare functions declared in file made by genpreds or recog.h.
952 * config/mips/mips.c (mips_output_function_prologue): TSIZE
953 is now HOST_WIDE_INT; delete unneeded casts.
954 * config/mips/mips.h: Don't use #elif.
956 * expr.c (stor_constructor_field): Always call adjust_address.
957 Copy TARGET before changing its alias set.
958 (store_field): Likewise, for TO_RTX.
959 (get_inner_reference): Stop at PLACEHOLDER_EXPR if can't find
961 (safe_from_p, case ADDR_EXPR): Properly check for conflict.
962 (find_placeholder): Return 0 if can't find object.
963 (expand_expr, case PLACEHOLDER_EXPR): Abort if find_placeholder
966 Sat Oct 27 16:31:23 CEST 2001 Jan Hubicka <jh@suse.cz>
968 * ifcvt.c (if_convert): Call clear_aux_for_blocks.
970 Sat Oct 27 12:12:09 CEST 2001 Jan Hubicka <jh@suse.cz>
972 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps,
973 merge_blocks_move_successors_nojumps): Set BB_UPDATE_LIFE.
974 (merge_blocks): Properly udpate life after making edge nonfallthru.
975 * cfgrtl.c (merge_blocks_nomove): Update global_live_at_end.
977 2001-10-26 Kazu Hirata <kazu@hxi.com>
979 * config/h8300/h8300.c (get_shift_alg): Remove redundant code.
981 2001-10-26 Neil Booth <neil@daikokuya.demon.co.uk>
983 * c-typeck.c (convert_arguments): When comparing for enumeral
984 type equality, use TYPE_MAIN_VARIANT.
985 * gcc.dg/Wconversion.c: New tests.
987 2001-10-26 Kazu Hirata <kazu@hxi.com>
989 * s390/s390.c: Fix comment typos.
990 * s390/s390.h: Likewise.
991 * s390/s390.md: Likewise.
993 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
995 * tree-inline.c (WALK_SUBTREE_TAIL): New macro.
996 (walk_tree): Use it for tail calls where appropriate.
998 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1000 * cse.c (check_for_label_ref): Don't require REG_LABEL notes for
1001 non-local label_refs.
1003 2001-10-26 Kazu Hirata <kazu@hxi.com>
1005 * config/h8300/h8300.md (4 anonymous patterns): New.
1007 2001-10-26 Kazu Hirata <kazu@hxi.com>
1009 * config/h8300/h8300.c (get_shift_alg): Clean up. Return the
1010 algorithm through the shift_info structure.
1011 (emit_a_shift): Update the use of get_shift_alg.
1013 2001-10-27 Daniel Berlin <dan@cgsoftware.com>
1015 * sched-rgn.c: Remove bitset typedef.
1016 Change bitset to sbitmap in prototypes / variable types.
1018 Remove edgeset_bits.
1019 Remove edgeset_size.
1020 s/BITSET_ADD/SET_BIT/g
1021 s/BITSET_INVERT/sbitmap_ones/g
1022 s/BITSET_INTER/sbitmap_a_and_b/g
1023 s/BITSET_UNION/sbitmap_a_or_b/g
1024 s/BITSET_DIFFER/sbitmap_difference/g
1025 s/bitset_member/TEST_BIT/g
1026 (BITSET_*): Removed.
1027 (bitset_member): Removed.
1028 (extract_bitlst): Rewrite, now that we have sbitmaps, we can use
1029 EXECUTE_IF_SET_IN_SBITMAP.
1030 (split_edges): Rewrite, use sbitmap functions instead of bitset
1032 (schedule_region): Allocate/free sbitmaps, rather than bitsets.
1034 2001-10-26 Andreas Schwab <schwab@suse.de>
1036 * reload1.c (emit_input_reload_insns): Fix parens in last
1037 (undocumented) change that was supposed to change only whitespace.
1039 Fri Oct 26 07:18:08 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1041 * cfgcleanup.c (BB_SET_FLAG, BB_CLEAR_FLAG): Add cast to avoid warning.
1043 * local-alloc.c (update_equiv_regs): Don't make REG_EQUAL note for
1046 2001-10-26 Andreas Jaeger <aj@suse.de>
1048 * flow.c (clear_log_links): Remove unused variable.
1049 * cfgcleanup.c (cleanup_cfg): Likewise.
1051 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1053 * tree-inline.c (remap_decl): Don't copy size and size_unit here.
1054 (remap_save_expr): Map a remapped SAVE_EXPR to error_mark_node.
1056 2001-10-26 Richard Henderson <rth@redhat.com>
1058 * config/alpha/alpha.h (enum reg_class): Add R24_REG, R25_REG;
1059 rename PV_REG to R27_REG.
1060 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Update.
1061 (REG_CLASS_FROM_LETTER): Update.
1062 (PREFERRED_RELOAD_CLASS): Don't widen a reg class.
1063 * config/alpha/alpha.md (divsi3): Don't hard-code r24, r25, r27.
1064 (udivsi3, modsi3, umodsi3): Likewise.
1065 (divdi3, udivdi3, moddi3, umoddi3): Likewise.
1067 2001-10-26 Richard Henderson <rth@redhat.com>
1069 * cfg.c (clear_aux_for_blocks): Split out of ...
1070 (free_aux_for_blocks): here.
1071 (clear_aux_for_edges): Split from ...
1072 (free_aux_for_edges): here.
1073 * basic-block.h: Declare them.
1074 * lcm.c (compute_antinout_edge): Use them.
1075 (compute_laterin, compute_available, compute_nearerout): Likewise.
1076 (optimize_mode_switching): Likewise.
1078 2001-10-26 Richard Henderson <rth@redhat.com>
1080 * Makefile.in (unstage*): Remove as, ld, collect-ld before
1081 moving everything back to the main build directory.
1083 2001-10-26 Christopher Faylor <cgf@redhat.com>
1085 * config/i386/cygwin.h: Search target specfic include directory, if
1088 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1090 * dwarf2out.c (PTR_SIZE, default_eh_frame_section): Move outside
1091 of macro guards. Fix #endif comment.
1093 * output.h (default_exception_section, default_eh_frame_section):
1094 Move prototypes outside of macro guard.
1096 * crtstuff.c: Fix #endif comment.
1098 Thu Oct 25 12:21:58 2001 Jeffrey A Law (law@cygnus.com)
1100 * doc/md.texi (movMM): Clarify semantics of storing into a
1101 non-paradoxical SUBREG.
1103 2001-10-25 Zack Weinberg <zack@codesourcery.com>
1105 * langhooks.c (lang_hook_default_clear_binding_stack): New.
1106 (lang_hook_default_get_alias_set): Move next to other alias
1108 * langhooks.h: Prototype lang_hook_default_clear_binding_stack.
1109 (LANG_HOOKS_CLEAR_BINDING_STACK): New macro.
1110 (LANG_HOOKS_INITIALIZER): Add it.
1111 * toplev.h (struct lang_hooks): Add clear_binding_stack.
1112 * toplev.c (compile_file): Call lang_hooks.clear_binding_stack
1113 instead of a loop calling poplevel.
1115 2001-10-25 Nick Clifton <nickc@cambridge.redhat.com>
1117 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Replace
1118 occurrences of #elif with #if...#endif.
1120 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1122 * cris.h (EH_RETURN_DATA_REGNO): Fix unsigned>=0 warning.
1124 Thu Oct 25 08:46:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1126 * alias.c (can_address_p): No longer static.
1127 * emit-rtl.c (get_mem_attrs): New parameter, MODE; all callers changed.
1128 Return 0 if all parameters are default values.
1129 (set_mem_attributes): Set MEM_KEEP_ALIAS_SET_P.
1130 (adjust_address_1): Try harder to compute a size.
1131 * expr.c (expand_assignment, store_constructor): If can't address,
1132 set MEM_KEEP_ALIAS_SET_P.
1133 (store_constructor_field): Don't change set if MEM_KEEP_ALIAS_SET_P.
1134 (store_field): Likewise.
1135 (store_constructor): Simplify call to store_constructor_field.
1136 * expr.h (can_address_p): New declaration.
1137 * gensupport.c (gen_rtx_CONST_INT): New function.
1138 * rtl.h (MEM_KEEP_ALIAS_SET_P): New macro.
1139 (MEM_SIZE): Get size from mode, if not set and not BLKmode.
1140 (MEM_COPY_ATTRIBUTES): Copy MEM_KEEP_ALIAS_SET_P.
1142 * stmt.c (expand_end_case): Remove orig_minval and use tree_low_cst.
1144 2001-10-24 Christopher Faylor <cgf@redhat.com>
1146 * config/i386/cygwin.h: Use proper path for mingw crt files when
1149 Wed Oct 24 18:43:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1151 * dwarf2out.c (file_info_cmp): Always return consistent results.
1153 2001-10-24 Roger Sayle <roger@eyesopen.com>
1155 * stmt.c (expand_end_case): Index jumptables from zero for
1156 suitably small values of minval.
1158 2001-10-24 Jakub Jelinek <jakub@redhat.com>
1160 * stor-layout.c (place_union_field): If any field was aligned with
1161 attribute aligned, set record type's TYPE_USER_ALIGN.
1162 (place_field): Likewise.
1163 (finalize_record_size): Don't clear TYPE_USER_ALIGN.
1164 (layout_type) [ARRAY_TYPE]: Copy element's TYPE_USER_ALIGN.
1166 2001-10-24 Zack Weinberg <zack@codesourcery.com>
1168 * c-common.h (struct c_common_identifier): Remove rid_code field.
1169 (C_RID_CODE): Use ->node.rid_code instead of ->rid_code.
1171 * c-typeck.c (constructor_designated): New local flag.
1172 (struct constructor_stack): Add "designated" field to match.
1173 (start_init): Clear it.
1174 (really_start_incremental_init, push_init_level): Push and
1176 (pop_init_level): Pop it.
1177 (set_designator): Set it.
1179 (pop_init_level): Suppress "missing initializer" warnings if
1180 constructor_designated is true.
1181 (process_init_element): Suppress warning about union
1182 initialization under traditional C, if constructor_designated
1185 Wed Oct 24 15:35:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1187 * integrate.c (copy_rtx_and_substitute, case CALL): Fix error in last
1190 Wed Oct 24 13:26:12 2001 Jeffrey A Law (law@cygnus.com)
1192 * h8300.h (RETURN_ADDR_RTX): Remove old, incorrect definition.
1194 2001-10-24 Dan Nicolaescu <dann@ics.uci.edu>
1196 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't do anything if
1197 the node was already a set to a constant.
1199 Wed Oct 24 12:41:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1201 * emit-rtl.c (set_mem_attributes): Fix typo in last change.
1202 * print-rtl.c (print_rtx, case MEM): Improve display of MEM_DECL.
1204 2001-10-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1206 * s390/linux.h (ASM_OUTPUT_BYTE): Fix format specifier warnings.
1207 (ASM_OUTPUT_ASCII): Const-ify. Fix signed/unsigned warning.
1208 (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
1209 * s390.c (s390_final_chunkify): Don't use string concatenation.
1210 (s390_function_prologue, s390_function_epilogue): Const-ify.
1211 * s390.h (FUNCTION_PROFILER): Remove unused variable.
1213 2001-10-24 Jakub Jelinek <jakub@redhat.com>
1215 * c-decl.c (finish_decl): Don't add DECL_STMTs for nested function
1218 2001-10-23 Stan Shebs <shebs@apple.com>
1220 * config/rs6000/x-darwin: Use -no-cpp-precomp instead of
1221 -traditional-cpp in first-stage compilation.
1223 Tue Oct 23 21:45:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1225 * gensupport.c (target_flags): Add.
1227 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
1229 * builtins.c (expand_builtin_setjmp): Only call convert_memory_address
1231 (expand_builtin_longjmp, expand_builtin_alloca): Likewise.
1232 * except.c (expand_builtin_frob_return_addr): Likewise.
1233 (expand_builtin_eh_return): Likewise.
1234 * stmt.c (expand_computed_goto): Likewise.
1235 * explow.c (memory_address): Likewise.
1236 (allocate_dynamic_stack_space): Clean up predicate testing.
1237 (probe_stack_range): Convert SIZE to Pmode.
1238 * calls.c (rtx_for_function_call): Only call convert_memory_address
1240 Pass function call operand as ptr_mode, not Pmode.
1241 * expr.c (expand_assignment): Clean up calls to convert_memory
1242 address by only doing so when needed and making offsets Pmode.
1243 (store_constructor, expand_expr, expand_expr_unaligned): Likewise.
1244 * function.c (assign_parms): Ensure address in MEM for RESULT_DECL
1245 is in Pmode, not ptr_mode.
1247 2001-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1249 * darwin-protos.h (constructor_section, destructor_section,
1250 mod_init_section, mod_term_section): Prototype.
1251 * darwin.c (machopic_finish, update_non_lazy_ptrs, update_stubs):
1253 * darwin.h (ASM_DECLARE_OBJECT_NAME, ASM_DECLARE_FUNCTION_NAME):
1255 (SECTION_FUNCTION): Prototype `FUNCTION'. Delete
1256 objc_section_init declaration.
1257 (EXTRA_SECTION_FUNCTIONS): Prototype objc_section_init.
1258 (objc_section_init, try_section_alias): Make static.
1259 (alias_section): Make static and hide unused function.
1260 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
1262 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1264 * alias.c (can_address_p): Compnonents are not addressable if
1265 the containing type has alias set 0.
1266 (get_alias_set): Rework to use STRIP_NOPS.
1267 Only call front-end routine on object, type, or object with
1268 NOPs stripped, not inner values.
1269 Use language hook to call front-end routine.
1270 * builtins.c (get_memory_rtx): Always call set_mem_attributes.
1271 (expand_builtin_apply): Call set_mem_align on MEMs we make.
1272 Don't pass alignment to emit_block_move.
1273 (expand_builtin_memcpy, expand_builtin_va_copy): Likewise.
1274 (expand_builtin_memset): Likewise, but for clear_storage.
1275 * c-common.c (lang_get_alias_set): Renamed to c_common_alias_set
1276 and remove C++ specific parts.
1277 * c-common.h (c_common_get_alias_set): Add declaration.
1278 * c-lang.c (LANG_HOOKS_GET_ALIAS_SET): New macro.
1279 * calls.c (emit_call_1): Fix typo in sibcall_pop case.
1280 (save_fixed_argument_area): Call set_mem_align.
1281 Remove alignment in call to emit_block_move.
1282 (emit_library_call_value_1, store_one_arg): Likewise.
1283 (target_for_arg): Remove; disabled long ago.
1284 * emit-rtl.c (set_mem_attributes): Rework to only call get_mem_attrs
1285 once and similar cleanups.
1286 (offset_address): Use proper introductory comment.
1287 * expr.c (emit_block_move): Use alignment from that of MEM args, not
1288 from explicit operand; all callers changed.
1289 (clear_storage): Likewise.
1290 (expand_assignment): Don't call set_mem_alias_set on to_rtx.
1291 (store_field): Remove kludge on alias set used for to_rtx.
1292 (highest_pow2_factor, case *_DIV_EXPR): Never return 0.
1293 (expand_expr_unaligned): Call set_mem_attributes instead of
1295 * expr.h (emit_block_move, clear_storage): Remove ALIGN argument.
1296 * function.c (assign_stack_temp_for_type): Set MEM alignment.
1297 (expand_function_end): Track MEM attributes of trampolines.
1298 * ifcvt.c (noce_try_cmove_arith): Set alignment of new MEM.
1299 * integrate.c (copy_rtx_and_substitute, case CALL): Copy memory
1300 attributes from original.
1301 * langhooks.c (lang_hook_default_get_alias_set): New function.
1302 (hook_get_alias_set_0): New function.
1303 * langhooks.h (hook_get_alias_set_0): New declaration.
1304 (lang_hook_default_get_alias_set): Likewise.
1305 (LANG_HOOKS_GET_ALIAS_SET): New macro; add to initializer.
1306 * reload1.c (alter_reg): Use adjust_address_nv.
1307 * rtl.c (get_mode_alignment): Moved to here.
1308 * rtl.h (MEM_ALIGN): Take default from mode, if not BLKmode, and
1309 change default if unknown from 1 to BITS_PER_UNIT.
1310 * stor-layout.c (get_mode_alignment): Remove from here.
1311 * toplev.h (struct lang_hoks): Add get_alias_set field.
1312 * tree.h (lang_get_alias_set): Delete declaration.
1313 * config/arc/arc.c (arc_setup_incoming_varags): Set MEM alignment.
1314 * config/i386/i386.c (ix86_setup_incoming_varargs): Likewise.
1315 (ix86_va_arg): Likewise.
1316 * config/i960/i960.c (i960_setup_incoming_varargs): Likewise.
1317 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
1318 * config/sparc/sparc.c (sparc_va_arg): Likewise.
1319 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
1320 (expand_block_move_mem): Remove dead code.
1322 2001-10-22 Neil Booth <neil@daikokuya.demon.co.uk>
1324 * c-common.c (warn_div_by_zero): New.
1325 * c-common.h (warn_div_by_zero): New.
1326 * c-decl.c (c_decode_option): Take it on the command line.
1327 * c-typeck.c (build_binary_op): Warn about division by zero.
1328 * doc/invoke.texi: Document the new command line option, fix
1329 documentation of -Wmultichar.
1330 * testsuite/gcc.dg/divbyzero.c: New tests.
1331 * testsuite/gcc.dg/noncompile/20010524-1.c: Update.
1333 Tue Oct 23 15:30:23 CEST 2001 Jan Hubicka <jh@suse.cz>
1335 * i386.c (ix86_expand_int_movcc): Cleanup; use expand_simple_*op.
1337 * toplev.c (rest_of_compilation): Use CLEANUP_UPDATE_LIFE
1338 to avoid update_life_info call.
1339 * basic-block.h (CLEANUP_UPATE_LIFE): Define.
1340 * cfgcleanup.c (bb_flags): New enum.
1341 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG, FORWARDER_BLOCK_P): New macros.
1342 (notice_new_block, update_forwarder_flag): New functions.
1343 (try_simplify_condjump): Use FORWARDER_BLOCK_P.
1344 (try_forward_edges): Likewise; update flags.
1345 (merge_blocks): Likewise.
1346 (outgoing_edges_match): Likewise.
1347 (try_crossjump_to_edge): Likewise.
1348 (try_optimize_cfg): Likewise; initialize and clear the flags;
1349 recompute life info if needed.
1350 (cleanup_cfg): No need to clear aux pointers.
1352 2001-10-23 Alexandre Oliva <aoliva@redhat.com>
1354 * config/i386/i386.c (override_options): Default to minimum
1355 stack alignment when optimizing for code size.
1356 * doc/invoke.texi (-mpreferred-stack-boundary): Document the
1359 * config/i386/i386.c (override_options): Set upper limit of
1360 -mpreferred-stack-boundary to 12.
1362 2001-10-22 Zack Weinberg <zack@codesourcery.com>
1364 * recog.c (peephole2_optimize): Add default case to switch.
1366 2001-10-23 Joseph S. Myers <jsm28@cam.ac.uk>
1368 * doc/gcc.texi (Sending Patches): Remove.
1370 2001-10-22 Hans-Peter Nilsson <hp@bitrange.com>
1372 * unwind-dw2-fde.c (fde_unencoded_compare): Derefer pc_begin
1373 fields when comparing.
1375 2001-10-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1377 * arm.h (HOST_INT, HOST_UINT): Delete. Remove all uses.
1378 * arm.c (HOST_INT, HOST_UINT): Likewise.
1380 2001-10-22 Stan Shebs <shebs@apple.com>
1382 * config/darwin-protos.h (darwin_exception_section): Declare.
1383 (darwin_eh_frame_section): Declare.
1385 Mon Oct 22 18:21:25 CEST 2001 Jan Hubicka <jh@suse.cz>
1387 * i386.md (movti_rex64): Fix mode.
1389 2001-10-22 Stan Shebs <shebs@apple.com>
1391 * target.h (struct gcc_target): Add asm_out.exception_section,
1392 asm_out.eh_frame_section.
1393 * target-def.h (TARGET_ASM_EXCEPTION_SECTION): New macro.
1394 (TARGET_ASM_EH_FRAME_SECTION): New.
1395 (TARGET_INITIALIZER): Update.
1396 * output.h (default_exception_section): Declare.
1397 (default_eh_frame_section): Declare.
1398 * dwarf2out.c: Include target.h.
1399 (output_call_frame_info): Call target hook for eh frames.
1400 (default_eh_frame_section): New function.
1401 * except.c: Include target.h.
1402 (output_function_exception_table): Call target hook for exception
1404 * varasm.c (default_exception_section): Rename from
1405 exception_section, remove EXCEPTION_SECTION macro.
1407 * config/darwin.h (darwin_eh_frame_section): New function.
1408 (EXCEPTION_SECTION): Remove.
1409 (TARGET_ASM_EXCEPTION_SECTION): Define.
1410 * config/nextstep.h (EH_FRAME_SECTION_ASM_OP): Remove.
1411 (nextstep_exception_section): New function.
1412 (nextstep_eh_frame_section): New function.
1413 (TARGET_ASM_EXCEPTION_SECTION): Define.
1414 (TARGET_ASM_EH_FRAME_SECTION): Define.
1416 * config/pa/som.h (EXCEPTION_SECTION): Remove.
1417 (TARGET_ASM_EXCEPTION_SECTION): Define.
1418 * config/rs6000/sysv4.h, config/rs6000/xcoff.h
1419 (EXCEPTION_SECTION): Remove.
1420 (TARGET_ASM_EXCEPTION_SECTION): Define.
1421 * config/stormy16/stormy16.h: Remove comments referencing
1422 EXCEPTION_SECTION and EH_FRAME_SECTION_ASM_OP.
1424 * doc/tm.texi: Document TARGET_ASM_EXCEPTION_SECTION and
1425 TARGET_ASM_EH_FRAME_SECTION.
1427 2001-10-22 Nick Clifton <nickc@cambridge.redhat.com>
1429 * config/mips/mips.md (mul_acc_si): Fix precedence of conditional
1432 * c-format.c: Fix spelling typo in comment.
1434 * sched-int.h: Fix typo in GCC preamble.
1436 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
1439 * doc/invoke.texi: Remove references to -fdump-translation-unit.
1441 2001-10-22 Richard Henderson <rth@redhat.com>
1443 * config/i386/i386.c (ix86_expand_clear): New.
1444 * config/i386/i386-protos.h: Declare it.
1445 * config/i386/i386.md (setcc peep2s): Use it.
1446 (movsi_xor): Unexport.
1448 2001-10-22 Richard Henderson <rth@redhat.com>
1450 * flow.c (clear_log_links): Use free_INSN_LIST_list, not
1451 free_EXPR_LIST_list for LOG_LINKS.
1453 2001-10-21 Robert Lipe <robertlipe@usa.net>
1455 * config/i386/i386.c (sco_asm_named_section): Delete.
1456 (sco_asm_out_constructor): Delete.
1457 * config/i386/sco5.h (ASM_QUAD): Undo damage from att.h.
1458 (ASM_OUTPUT_DOUBLE_INT): Likewise.
1459 (TARGET_ASM_CONSTRUCTOR): Delete. Use default.
1460 (TARGET_ASM_NAMED_SECTION): Use default for ELF.
1461 (EXCEPTION_SECTION): Delete EH scn renaming hack.
1463 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1465 * c-format.c (maybe_read_dollar_number): Use safe-ctype macros
1466 and/or fold extra calls into fewer ones.
1467 * collect2.c (dump_file): Likewise.
1468 * cppexp.c (parse_number): Likewise.
1469 * cpplex.c (_cpp_lex_direct): Likewise.
1470 * final.c (output_asm_insn, asm_fprintf): Likewise.
1471 * fix-header.c (inf_scan_ident, main): Likewise.
1472 * fixinc/fixfixes.c (char_macro_use_fix, char_macro_def_fix):
1474 * fold-const.c (real_hex_to_f): Likewise.
1475 * gen-protos.c (parse_fn_proto): Likewise.
1476 * genattrtab.c (check_attr_test, check_attr_value): Likewise.
1477 * genrecog.c (change_state, write_action): Likewise.
1478 * gensupport.c (shift_output_template): Likewise.
1479 * local-alloc.c (requires_inout): Likewise.
1480 * mips-tfile.c (IS_ASM_IDENT): Likewise.
1481 * protoize.c (is_id_char, main): Likewise.
1482 * real.c (asctoeg): Likewise.
1483 * recog.c (asm_operand_ok): Likewise.
1484 * reload.c (find_reloads): Likewise.
1485 * scan.c (scan_identget_token): Likewise.
1486 * sched-vis.c (print_value): Likewise.
1487 * stringpool.c (ggc_alloc_string): Likewise.
1488 * toplev.c (read_integral_parameter, decode_g_option): Likewise.
1489 * tradcif.y (parse_number, yylex, parse_escape): Likewise.
1490 * tradcpp.c (rescan): Likewise.
1491 * tree.c (clean_symbol_name): Likewise.
1492 * varasm.c (decode_reg_name): Likewise.
1494 * alpha.h (ASM_OUTPUT_ASCII): Likewise.
1495 * darwin.c (name_needs_quotes, func_name_maybe_scoped): Likewise.
1496 * dsp16xx.h (ASM_OUTPUT_ASCII): Likewise.
1497 * m88k.c (output_ascii): Likewise.
1498 * m88k.h (OVERRIDE_OPTIONS): Likewise.
1499 * mcore.h (REG_CLASS_FROM_LETTER): Likewise.
1500 * ns32k/encore.h (ASM_OUTPUT_ASCII): Likewise.
1501 * sh.h (REG_CLASS_FROM_LETTER): Likewise.
1503 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
1505 * langhooks.c (lang_hook_default_do_nothing,
1506 lang_hook_default_decode_option): New defaults.
1507 * langhooks.h: Make hooks unconditional and non-NULL.
1508 * toplev.c (compile_file, toplev_main): Update.
1509 * toplev.h: Update comments.
1510 * objc/objc-act.c (lang_hooks): Update to new paradigm.
1512 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1514 * arm.h (FUNCTION_ARG_REGNO_P): Use IN_RANGE.
1516 * system.h (IN_RANGE): New macro.
1518 2001-10-21 Zack Weinberg <zack@codesourcery.com>
1520 * aclocal.m4 (AM_WITH_NLS): Also create and substitute
1521 INTLDEPS variable, which does not include $LIBICONV.
1522 * Makefile.in: Use INTLDEPS in LIBDEPS.
1523 * configure: Regenerate.
1525 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
1527 * cpphash.h (struct cpp_buffer): Delete read_ahead and extra_char.
1528 * cpplex.c (lex_percent, lex_dot): Remove.
1529 (get_effective_char, skip_block_comment, skip_line_comment,
1530 parse_identifier_slow, parse_number, parse_string, save_comment,
1531 _cpp_lex_direct): Update to do lookback freely.
1532 (IF_NEXT_IS, BACKUP): New macros.
1533 * cpplib.c (cpp_push_buffer): Don't set read_ahead and extra_char.
1534 * cppmacro.c (paste_tokens): Update.
1536 2001-10-20 Nick Clifton <nickc@cambridge.redhat.com>
1538 * doc/invoke.texi (i386 and x86-64 Options): Fix typo.
1540 2001-10-20 Hans-Peter Nilsson <hp@axis.com>
1542 * reload1.c (reload): Check CONSTANT_P before calling
1543 LEGITIMATE_PIC_OPERAND_P.
1544 * config/cris/cris.c (cris_legitimate_pic_operand): Revert
1545 workaround of 2001-10-13.
1547 Sat Oct 20 15:16:10 CEST 2001 Jan Hubicka <jh@suse.cz>
1549 * i386.c (split_di): Handle splitting of DFmode.
1551 Sat Oct 20 07:27:14 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1553 * emit-rtl.c (set_mem_attributes): Alignment is in bits.
1554 (adjust_address_1, offset_address): Likewise.
1556 * final.c (output_asm_operand_names): New fcn, from output_asm_insn.
1557 (output_asm_insn): Call it for each line output.
1558 Don't record an operand more than once.
1560 * toplev.h (struct lang_hooks): HONOR_READONLY now bool.
1561 * main.c: Include config.h and system.h, but not ansidecl.h.
1562 * Makefile.in (main.o): Update accordingly.
1564 Sat Oct 20 12:05:31 CEST 2001 Jan Hubicka <jh@suse.cz>
1566 * i386.h (SSE_REGPARM_MAX): Set to 8 for x86_64.
1568 Sat Oct 20 12:01:07 CEST 2001 Jan Hubicka <jh@suse.cz>
1570 * basic-block.h (find_sub_basic_blocks): Use sbitmap parameter.
1571 * cfgbuild.c (find_bb_boundaries, compute_outgoing_frequencies):
1573 (find_sub_basic_blocks): ... here;
1574 (find_many_sub_basic_blocks): New.
1575 * recog.c (split_all_insns): Update find_sub_basic_blocks call.
1577 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Define sdata4.
1579 * i386.c (ix86_va_arg): Kill indirect_p handling; fix aliasing issues.:
1581 * i386.c (split_di, split_ti): Revamp to use simplify_subreg.
1583 * timevar.def (TV_LIFE, TV_LIFE_UPDATE, TV_MODE_SWITCH): new.
1584 * flow.c (update_life_info): Measure time.
1585 * c-decl.c: Include timevar.h
1586 (c_expand_body): Measure time.
1587 * toplev.c (rest_of_compilation): Measure time of mode switching
1589 * Makefile.in (c-decl.o, cfgcleanup.o): Add dependency.
1591 * toplev.c (flag_asynchronous_unwind_tables): New global variable.
1592 (lang_independent_options): Add asynchronous-unwind-tables
1593 (toplev_main): flag_asynchronous_unwind_tables implies
1595 * flags.h (flag_asynchronous_unwind_tables): Declare.
1596 * dwarf2out.c (dwarf2out_stack_adjust): Take into account
1597 flag_asynchronous_unwind_tables.
1598 (output_call_frame_info): Likewise.
1599 * invoke.texi (-fasynchronous-unwind-tables): Document.
1600 * i386.c (optimization_options): Enable
1601 flag_asynchronous_unwind_tables.
1603 * i386.c (ix86_expand_setcc): Always expect target to be QImode.
1604 * i386.md (s* expanders): Destination is QImode.
1606 * toplev.c (rest_of_compilation): Do not call clear_log_links.
1607 * rtl.h (clear_log_links): Kill.
1608 * flow.c (clear_log_links): Make static; accept blocks parameter;
1609 do no clear life info.
1610 (update_life_info): Call clear_log_links.
1612 * cfganal.c (forwarder_block_p): Avoid active_insn_p calls.
1614 2001-10-20 Neil Booth <neil@daikokuya.demon.co.uk>
1616 * cpplex.c (handle_newline, skip_escaped_newlines,
1617 get_effective_char, skip_block_comment, skip_line_comment,
1618 parse_identifier_slow, parse_number, parse_string,
1619 _cpp_lex_direct): Update to do more stepping back.
1620 (trigraph_ok): Similarly. Rename trigraph_p.
1621 (SAVE_STATE, RESTORE_STATE): Remove.
1622 (BUFF_SIZE_UPPER_BOUND): Tweak. Add sanity check.
1624 * cpplib.c (destringize): Rename destringize_and_run, and
1625 call run_directive directly.
1626 (_cpp_do__Pragma): Simplify.
1628 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1630 * pe.c (arm_pe_unique_section): Const-ify.
1631 * pe.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
1632 (switch_to_section): Add static prototype.
1634 * output.h (drectve_section): Prototype.
1636 2001-10-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1638 * config.gcc (i[34567]86-*-gnu*, arc-*-elf*, d30v-*,
1639 fr30-*-elf, hppa*64*-*-linux*, parisc*64*-*-linux*, hppa*-*-linux*,
1640 parisc*-*-linux*, i370-*-linux*, i[34567]86-*-chorusos*,
1641 i[34567]86-*-elf*, i[34567]86-ncr-sysv4*, i[34567]86-*-netware,
1642 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
1643 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-freebsd*,
1644 i[34567]86-*-netbsdelf*, i[34567]86-*-linux*libc1,
1645 i[34567]86-*-linux*, i[34567]86-moss-msdos*, i[34567]86-*-moss*,
1646 i[34567]86-go32-rtems*, i[34567]86-*-rtems*, i[34567]86-*-rtemself*,
1647 i[34567]86-*-solaris2*, i[34567]86-*-sysv5*, i[34567]86-*-sysv4*,
1648 i[34567]86-*-udk*, i[34567]86-*-osf1*, i[34567]86-dg-dgux*,
1649 i860-alliant-*, i860-*-sysv4*, ia64*-*-aix*, ia64*-*-linux*,
1650 ia64*-*-hpux*, m32r-*-elf*, m88k-dg-dgux*, m88k-*-sysv4*, mcore-*-elf,
1651 mips*-*-linux*, mn10200-*-*, mn10300-*-*, pj*-linux*, pjl-*,
1652 powerpc64-*-linux*, powerpc-*-sysv*, powerpc-*-netbsd*,
1653 powerpc-*-chorusos*, powerpc-*-eabiaix*, powerpc-*-eabisim*,
1654 powerpc-*-elf*, powerpc-*-eabi*, powerpc-*-rtems*,
1655 powerpc-*-linux*libc1, powerpc-*-linux*, powerpc-wrs-vxworks*,
1656 powerpcle-wrs-vxworks*, powerpcle-*-sysv*, powerpcle-*-elf*,
1657 powerpcle-*-eabisim*, powerpcle-*-eabi*, powerpcle-*-solaris2*,
1658 rs6000-*-mach*, s390-*-linux*, s390x-*-linux*, sh-*-elf*,
1659 sh-*-rtemself*, sh-*-rtems*, sh-*-linux*, stormy16-*-elf,
1660 v850-*-rtems*, v850-*-*, x86_64-*-linux*), cris-*-aout, cris-*-elf,
1661 cris-*-none, cris-*-linux*: Update ${tmfile} list.
1662 (c4x-*-rtems*, c4x-*, i[34567]86-go32-rtems*, i[34567]86-*-rtemscoff*,
1663 i[34567]86-*-rtems*, i[34567]86-*-rtemself*, i[34567]86-*-osf1*,
1664 mn10200-*-*, mn10300-*-*, powerpc-*-beos*, powerpc-*-darwin*,
1665 powerpc-wrs-vxworks*, powerpcle-wrs-vxworks*, v850-*-rtems*,
1666 v850-*-*): Delete superflous ${cpu_type} setting.
1667 * config/linux.h: Delete svr4.h include.
1668 (SET_ASM_OP): Delete.
1669 * config/netware.h (INT_ASM_OP): Undef before define.
1670 * config/ptx4.h: Delete elfos.h include.
1671 (PREFERRED_DEBUGGING_TYPE): Undef instead of wrapping.
1672 * config/svr4.h: Delete elfos.h include. Update commentary.
1673 * config/arc/arc.h, config/d30v/d30v.h, config/fr30/fr30.h,
1674 config/m32r/m32r.h, config/m88k/sysv4.h, config/mn10200/mn10200.h,
1675 config/mn10200/mn10300.h, config/stormy16/stormy16.h,
1676 config/v850/v850.h: Delete svr4.h include.
1677 * config/i370/linux.h, config/i386/osf1elf.h, config/m68k/linux.h,
1678 config/m68k/m68kv4.h, config/m88k/sysv4.h,
1679 config/sparc/sysv4.h: Update includes.
1680 * config/i386/beos-elf.h, config/i386/netware.h, config/i386/ptx4-i.h,
1681 config/i386/rtemself.h, config/i386/sol2.h, config/i386/sysv4.h,
1682 config/i386/sysv5.h, config/i386/udk.h, config/ia64/linux.h,
1683 config/m88k/dguxbcs.h: Delete includes.
1684 * config/i386/dgux.h, config/i386/osf1elfgdb.h: Delete include.
1685 (PREFERRED_DEBUGGING_TYPE): Undef before defining it.
1686 * config/i860/fx2800.h (ASM_OUTPUT_SOURCE_LINE): Undef before defining
1688 * config/m88k/dgux.h: Delete include.
1689 (SDB_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE): Undef before
1691 * config/pj/pj.h (ASM_GENERATE_INTERNAL_LABEL,
1692 ASM_OUTPUT_INTERNAL_LABEL, ASM_OUTPUT_SKIP): Undef before defining it.
1693 * config/sh/elf.h: Update include.
1694 (SDB_DEBUGGING_INFO, DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE,
1695 DWARF2_ASM_LINE_DEBUG_INFO): Move behind includes.
1697 2001-10-19 Catherine Moore <clm@redhat.com>
1699 * config/stormy16/stormy-abi: Updates to varargs descriptions.
1700 * config/stormy16/stormy16.c (stormy16_build_va_list): Reverse
1701 base and count fields.
1702 (stormy16_expand_builtin_va_start): last_reg_count changed to
1703 size_of_reg_args. Use count + size in first comparison.
1705 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1707 * langhooks.h (LANG_HOOKS_HONOR_READONLY): New macro.
1708 * toplev.h (struct lang_hooks): New field HONOR_READONLY.
1709 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGING_P from
1710 TREE_READONLY and TYPE_READONLY if lang_hooks.honor_readonly.
1711 Set alignment from type if INDIRECT_REF.
1712 (adjust_address_1, offset_address): Simplify alignment compuitation.
1713 * expr.c (expand_expr, case INDIRECT_REF): Don't set RTX_UNCHANGING_P
1714 here; done by set_mem_attributes.
1716 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1718 * Makefile.in (rtlanal.o): Depend on $(TM_P_H).
1719 * arm-protos.h (rdata_section, zero_init_section, common_section):
1721 * arm.h (ASM_OUTPUT_DEF_FROM_DECLS): Const-ify.
1722 * avr.h (ASM_OUTPUT_SKIP): Rename macro parameter to avoid
1723 traditional mode stringification.
1724 * function.c (thread_prologue_and_epilogue_insns): Wrap variable
1725 in macros controling its use.
1726 * rtlanal.c: Include tm_p.h.
1727 * varasm.c (asm_output_aligned_bss): Mark parameter with
1729 (assemble_constant_align, assemble_start_function, assemble_align,
1730 assemble_variable, assemble_trampoline_template,
1731 output_constant_def_contents): Wrap potentially empty if-stmt body
1734 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1736 * a29k-protos.h (literal_section): Prototype.
1737 * a29k.h (ASM_FILE_START): Don't discard pointer qualifier.
1738 * a29k.md: Ensure function pointers are prototyped.
1739 * genattrtab.c (write_eligible_delay): Mark parameter with
1742 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1744 * calls.c (emit_call_1): Mark parameter with ATTRIBUTE_UNUSED.
1745 * 1750a.c (print_operand): Fix format specifier warning.
1746 * 1750a.h (ASM_FILE_START): Don't discard pointer qualifier.
1747 * 1750a.md: Likewise.
1748 * gcc.c (init_gcc_specs): Wrap with ENABLE_SHARED_LIBGCC.
1749 * genemit.c (output_add_clobbers): Mark parameter with
1751 * genrecog.c (write_subroutine): Likewise.
1752 * integrate.c (expand_inline_function): Delete unused variable.
1753 * varasm.c (remove_from_pending_weak_list): Wrap with
1756 2001-10-19 Jakub Jelinek <jakub@redhat.com>
1758 * simplify-rtx.c (simplify_plus_minus): Negate constant iff its neg
1759 field is different to previous argument's neg field.
1761 * config/alpha/alpha.c (summarize_insn): Don't abort on ASM_INPUT.
1763 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1765 * final.c (get_decl_from_op): New function.
1766 (output_asm_insn): Call it; write "*" when item with decl is address.
1768 2001-10-19 Janis Johnson <janis187@us.ibm.com>
1770 * doc/install.texi (Specific, sparc-sun-solaris2*) Copy documentation
1771 about 64-bit support from the 3.0_branch version.
1773 2001-10-19 Zack Weinberg <zack@codesourcery.com>
1775 * aclocal.m4 (AM_WITH_NLS): AC_DEFINE HAVE_LIBINTL_H and
1776 USE_INCLUDED_LIBINTL when appropriate.
1777 * configure, config.in: Regenerate.
1778 * Makefile.in (datadir): Set to @datadir@.
1779 (intl.o): Also depend on $(CONFIG_H) and system.h.
1781 * intl.c: Factor out common gettext initialization sequence.
1782 (gcc_init_libintl): New function.
1783 * intl.h: Include intl/libgnuintl.h if USE_INCLUDED_LIBINTL;
1784 otherwise include libintl.h if HAVE_LIBINTL_H; otherwise turn
1785 off NLS. Add multiple include guard. No need to #ifdef-guard
1786 an #undef. Prototype gcc_init_libintl here.
1788 * collect2.c (main), cppmain.c (general_init), gcc.c (main),
1789 gcov.c (main), protoize.c (main), toplev.c (toplev_main):
1790 Use gcc_init_libintl.
1792 2001-10-19 Catherine Moore <clm@redhat.com>
1794 * config/stormy16/stormy16.h (ASM_COMMENT_START): Define.
1796 * config/stormy16/stormy16.c (stormy16_split_move): Make
1797 sure that REG_INC notes are present for auto_inc operands.
1799 2001-10-19 Andreas Jaeger <aj@suse.de>
1801 * configure: Regenerated.
1802 * configure.in: Add x86_64 to switch statements.
1804 2001-10-18 Richard Henderson <rth@redhat.com>
1806 * config/alpha/alpha.md (sibcall_osf_1): Load destination
1807 address into $27 explicitly.
1808 (sibcall_value_osf_1): Likewise.
1810 Thu Oct 18 16:07:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1812 * emit-rtl.c (gen_reg_rtx): Also reallocate reg_decl array.
1813 (offset_address): New function.
1814 (free_emit_status): Free regno_decl.
1815 (init_emit): Pass proper number of elements to xcalloc.
1816 Allocate regno_decl.
1817 (mark_emit_status): Mark regno_decl values.
1818 * expr.c (highest_pow2_factor): New function.
1819 (expand_assigment): Use it and offset_address.
1820 Properly handle ptr_mode vs. Pmode in offset calculation.
1821 (store_constructor, expand_expr_unaligned): Likewise.
1822 (expand_expr, case COMPONENT_EXPR): Likewise.
1823 * expr.h (offset_address): New decl.
1824 * function.h (struct emit_status): Add regno_decl.
1825 (REGNO_DECL): New macro.
1826 * final.c (output_asm_name): Move in file and don't conditionalize
1827 on flag_print_asm_name.
1828 (output_asm_insn): Only call output_asm_name if flag_print_asm_name.
1829 Output names of operands, if known.
1830 * function.c (assign_parms): Set REGNO_DECL.
1831 * integrate.c (integrate_decl_tree): Likewise.
1832 * stmt.c (expand_decl): Likewise.
1833 * regclass.c (reg_scan_mark_refs): Propagate REGNO_DECL for copies.
1835 2001-10-18 Alexandre Oliva <aoliva@redhat.com>
1837 * attribs.c (handle_noinline_attribute): New function.
1838 (handle_used_attribute): Likewise.
1839 (c_common_attribute_table): Added noinline and used.
1840 * doc/extend.texi (Function Attributes): Document them.
1841 * c-decl.c (duplicate_decls): Propagate DECL_UNINLINABLE.
1842 Warn when merging inline with attribute noinline.
1843 (start_decl, start_function): Warn if inline and attribute
1844 noinline appear in the same declaration.
1846 2001-10-17 Neil Booth <neil@daikokuya.demon.co.uk>
1848 * config.gcc: Update c4x and i370 for C front end-specific
1850 * config/c4x/c4x-c.c: New.
1851 * config/c4x/c4x-protos.h (c4x_handle_pragma): Remove.
1852 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
1854 * config/c4x/c4x.c: Don't include c-lex.h or c-pragma.h.
1855 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
1857 (c4x_init_pragma): Remove.
1858 (c4x_parse_pragma, c4x_pr_CODE_SECTION, c4x_pr_DATA_SECTION,
1859 c4x_pr_FUNC_IS_PURE, c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT,
1860 c4x_pr_ignored): Move to c4x-c.c.
1861 * config/c4x/c4x.h (REGISTER_TARGET_PRAGMAS): Update.
1862 * config/c4x/t-c4x: Update.
1863 * config/i370/i370-c.c: New.
1864 * config/i370/i370.c: Don't include c-lex.h or c-pragma.h.
1865 (i370_pr_map): Move to i370-c.c.
1866 * config/i370/t-i370: New.
1868 * doc/tm.texi: Update.
1870 2001-10-17 Stan Shebs <shebs@apple.com>
1872 * config/rs6000/rs6000.c: Make assorted mechanical formatting and
1873 typo fixes throughout.
1874 (machopic_output_stub): Remove some dead code.
1876 2001-10-17 Richard Earnshaw <rearnsha@arm.com>
1878 * cpplex.c (_cpp_get_buff): Fix off-by-one error that caused memory
1881 Wed Oct 17 05:26:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1883 * Makefile.in (print-rtl.o): Depend on TREE_H.
1884 * alias.c (get_alias_set): Make two passes over objects to first
1885 see if inner object is access via restricted pointer.
1886 Defer allocating alias set for restricted pointer until here.
1887 Call find_placeholder with second arg nonzero.
1889 * c-common.c (c_apply_type_quals_to_decl): Defer getting alias
1890 set for restricted pointer types.
1891 * emit-rtl.c (set_mem_attributes): Set more attributes.
1892 (set_mem_align, change_address, adjust_address_1): New functions.
1893 (change_address_1): Now static.
1894 (adjust_address, adjust_address_nv): Deleted.
1895 (replace_equiv_address): Call change_address_1.
1896 * expr.c (get_inner_reference): Handle PLACEHOLDER_EXPR.
1897 (find_placeholder): Get starting point from PLIST arg.
1898 (expand_expr, case PLACEHOLDER_EXPR): Initialize find_placeholder arg.
1899 * expr.h (set_mem_align, change_address, adjust_address_1): New decls.
1900 (adjust_address, adjust_address_nv): New macros.
1901 * print-rtl.c (tree.h): New include.
1902 (print_rtx, case MEM): Print all memory attributes.
1904 2001-10-17 Richard Henderson <rth@redhat.com>
1906 * config/alpha/alpha.c (direct_call_operand): Don't fall off end.
1908 2001-10-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
1910 * c-tree.texi: Eliminate duplicated word.
1911 * cpp.texi: Likewise.
1912 * install.texi: Likewise.
1913 * invoke.texi: Likewise.
1914 * tm.texi: Likewise.
1916 2001-10-17 Michael Collison <collison@isisinc.net>
1918 * dsp16xx.c: Fix comment formatting to match GNU standards.
1919 (dsp16xx_output_function_prologue): Change type of 'size'
1920 parameter from 'int' to HOST_WIDE_INT.
1921 (dsp16xx_output_function_epilogue): Change type of 'size'
1922 parameter from 'int' to HOST_WIDE_INT.
1924 2001-10-16 Richard Henderson <rth@redhat.com>
1926 * configure.in (HAVE_AS_GOTOFF_IN_DATA): New x86 check.
1927 * configure, config.in: Rebuild.
1929 * config/i386/i386.c (ix86_output_addr_vec_elt): New.
1930 (ix86_output_addr_diff_elt): New.
1931 * config/i386/i386.h (ASM_OUTPUT_ADDR_VEC_ELT): Use them.
1932 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
1933 (JUMP_TABLES_IN_TEXT_SECTION): New.
1934 * config/i386/i386.md (tablejump): Handle HAVE_AS_GOTOFF_IN_DATA.
1935 * config/i386/i386-protos.h: Update.
1937 * config/i386/386bsd.h, config/i386/beos-elf.h,
1938 config/i386/freebsd-aout.h, config/i386/freebsd.h,
1939 config/i386/i386-interix.h, config/i386/i386elf.h,
1940 config/i386/linux.h, config/i386/netbsd-elf.h,
1941 config/i386/netbsd.h, config/i386/openbsd.h,
1942 config/i386/ptx4-i.h, config/i386/rtemself.h,
1943 config/i386/sco5.h, config/i386/sysv4.h, config/i386/x86-64.h
1944 (ASM_OUTPUT_ADDR_DIFF_ELT, JUMP_TABLES_IN_TEXT_SECTION): Remove.
1946 2001-10-16 Florian Weimer <fw@deneb.enyo.de>
1948 * stmt.c (expand_asm_operands): Update commentary.
1950 2001-10-16 Stan Shebs <shebs@apple.com>
1952 * config/darwin.h (GCC_NAME): Remove, no longer used.
1953 (NO_MATH_LIBRARY): Ditto.
1954 (MATH_LIBRARY): Define to emptiness.
1955 (DWARF2_DEBUGGING_INFO): Define.
1956 (PREFERRED_DEBUGGING_TYPE): Define.
1957 (EXTRA_SECTION_FUNCTIONS): Add darwin_exception_section.
1958 (EXCEPTION_SECTION): Define.
1959 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1960 * config/darwin.c (darwin_encode_section_info): Handle case of
1961 DECL_INITIAL being error_mark_node.
1963 2001-10-16 Richard Henderson <rth@redhat.com>
1965 * alpha.c (current_file_function_operand): Don't fail for profiling.
1966 (direct_call_operand): New.
1967 * alpha-protos.h: Declare it.
1968 * alpha.h (EXTRA_CONSTRAINT): Use it.
1969 (PREDICATE_CODES): Add it.
1970 (ASM_OUTPUT_MI_THUNK): Remove.
1971 * alpha32.h (ASM_OUTPUT_MI_THUNK): Remove.
1972 * alpha.md (sibcall_osf_1, sibcall_value_osf_1): Add 's' alternative.
1974 2001-10-16 Krister Walfridsson <cato@df.lth.se>
1976 * config/i386/netbsd-elf.h (ASM_OUTPUT_ADDR_DIFF_ELT): Define.
1977 (JUMP_TABLES_IN_TEXT_SECTION): Define.
1979 Wed Oct 17 00:21:31 CEST 2001 Jan Hubicka <jh@suse.cz>
1981 * cfg.c (free_edge): Break out from ....
1982 (remove_edge): ... here.
1983 (clear_edges): Use free_edge.
1985 * att.h (ASM_QUAD): Add comment.
1986 * bsd.h, sco5.h, sun386.h (ASM_QUAD): Define.
1988 Wed Oct 17 00:01:02 CEST 2001 Jan Hubicka <jh@suse.cz>
1990 * i386.c (split_ti): New function.
1991 (ix86_split_to_parts): Support TImodes.
1992 * i386.h (VALID_INT_MODE_P): Add TImode.
1993 * i386.md (movdi splitter): Fix.
1994 (movti): Support 64bit integer registers.
1995 (movti_rex64): New function and splitter.
1997 * i386.c (*_cost): Add movsx/movzx cost.
1998 * i386.h (struct processor_costs): Add movsx/movzx fields.
1999 (RTX_COSTS): Handle zero/sign extend + avoid believing that
2000 64bit operations require split on 64bit machine.
2001 (CONST_COST): Make large 64bit constants expensive on 64bit compilation.
2003 * i386.c (ix86_setup_incoming_varargs): Fix mode of PLUS.
2004 (ix86_expand_move): Avoid pushes of memory if size does not match;
2005 move long constants to register.
2006 (x86_initialize_trampoline): Fix mode.
2007 * i386.h (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT):
2008 Use ASM_QUAD on 64bit.
2009 * i386.md (test pattern): Disallow impossible constants.
2010 (tablejump PIC expander): Fix emitting of sum.
2011 (movdicc_rex64): Rename to movdicc.
2012 * linux64.h (LINK_SPEC): Add missing '%'.
2014 2001-10-16 Alexandre Oliva <aoliva@redhat.com>
2016 * tree-inline.c (inlinable_function_p): Leave it up to the
2017 front-end to turn -finline-functions into DECL_INLINE set for all
2020 2001-10-16 Stan Shebs <shebs@apple.com>
2022 * config/rs6000/darwin.h (ASM_COMMENT_START): Define.
2024 2001-10-16 Alan Modra <amodra@bigpond.net.au>
2026 * recog.c: Formatting and comment typo fixes.
2028 * configure.in (gcc_cv_as_bfd_srcdir): New. Use it to find gas
2029 version in single tree build.
2030 * configure: Regenerate.
2032 2001-10-15 David Edelsohn <edelsohn@gnu.org>
2034 * config/rs6000/rs6000.md (cr_logical): Swap order of CODE and
2035 MODE arguments to gen_rtx and compare operand with const0_rtx.
2037 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
2039 * system.h: Poison old unused target macros.
2040 * config/dsp16xx.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
2041 * config/stormy16/stormy16.c: Update references to obsolete macros.
2042 * config/stormy16/stormy16.h: Similarly.
2043 * config/stormy16/stormy16.md: Similarly.
2044 * config/cris/cris.h: Similarly.
2046 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
2048 * cpplib.c (struct pragma_entry): Store the name as a hashnode.
2049 (lookup_pragma_entry, insert_pragma_entry, do_pragma,
2050 cpp_register_pragma): Update accordingly.
2052 2001-10-14 Neil Booth <neil@daikokuya.demon.co.uk>
2054 * c-pragma.h (cpp_register_pragma_space): Remove.
2055 * cpplib.h (cpp_register_pragma_space): Remove.
2056 * cpplib.c (lookup_pragma_entry, insert_pragma_entry): New.
2057 (cpp_register_pragma_space): Remove.
2058 (cpp_register_pragma): Simplify using lookup_pragma_entry,
2060 (do_pragma): Similarly.
2061 (_cpp_init_internal_pragmas): Don't register namespaces.
2063 * config/v850/v850.h (REGISTER_TARGET_PRAGMAS):
2064 Don't register namespaces.
2065 * cp/lex.c (init_cp_pragma): Similarly.
2066 * doc/tm.texi: Update.
2068 2001-10-10 Craig Rodrigues <rodrigc@gcc.gnu.org>
2071 * config/i386/cygwin.h: Add missing space to MINGW_INCLUDES
2073 2001-10-13 Michael Collison <collison@dhcp-12-114.townisp.com>
2075 * config/dsp16xx/dsp16xx.md: Rewrite for more efficient code and
2076 add scheduling support.
2077 * config/dsp16xx/dsp16xx.h: Rewrite for more efficient code.
2078 * config/dsp16xx/dsp16xx.c: Rewrite for more efficient code.
2079 * config/dsp16xx/dsp16xx-protos.h: Add new function prototypes.
2082 2001-10-13 Hans-Peter Nilsson <hp@axis.com>
2084 * config/cris/cris.c (cris_legitimate_pic_operand): Kludge around
2085 missing CONSTANT_P test in core GCC.
2087 2001-10-12 Neil Booth <neil@daikokuya.demon.co.uk>
2089 * cppmain.c (struct printer): New member source.
2090 (scan_translation_unit): Fix spacing at start of lines.
2091 (cb_line_change): Update.
2093 * gcc.dg/cpp/spacing2.c: New test.
2095 2001-10-12 Hans-Peter Nilsson <hp@axis.com>
2097 * config/cris/arit.c: Use __builtin_labs, not abs.
2099 * config/cris/cris.h (SET_STRIPPABLE_EXECUTABLE): Don't define.
2101 * config/cris/cris.c (cris_target_asm_function_epilogue): Move
2102 misplaced sprintf and fprintf argument.
2104 2001-10-12 Zack Weinberg <zack@codesourcery.com>
2106 * ABOUT-NLS, aclocal.m4: Update i18n framework from gettext 0.10.40.
2107 * configure.in, Makefile.in: Take out obsolete check-po logic.
2108 * configure, config.in: Regenerate.
2110 2001-10-12 Ziemowit Laski <zlaski@apple.com>
2112 * objc/objc-act.c (finish_objc): Correct precondition for emitting
2113 symtab declarations.
2115 2001-10-12 Stan Shebs <shebs@apple.com>
2117 * config/rs6000/rs6000.c: Remove uses of "register" specifier in
2118 declarations of arguments and local variables.
2120 2001-10-12 Christopher Faylor <cgf@redhat.com>
2122 * config/i386/cygwin.h: Revert erroneous checkin of crtbegin and
2123 ENDFILE_SPEC definition.
2125 2001-10-12 Kazu Hirata <kazu@hxi.com>
2127 * gthr-dce.h: Fix comment formatting.
2128 * gthr-posix.h: Likewise.
2129 * gthr-single.h: Likewise.
2130 * gthr-solaris.h: Likewise.
2131 * gthr-vxworks.h: Likewise.
2132 * gthr-win32.h: Likewise.
2134 2001-10-12 Jakub Jelinek <jakub@redhat.com>
2136 * final.c (output_asm_insn): Make sure assembly dialects are
2137 terminated, not nested. Output `|' and `}' characters if they
2138 don't appear inside assembly dialect selection.
2139 * config/i386/i386.md (rep_movdi_rex64, rep_movsi, rep_movsi_rex64,
2140 rep_movqi, rep_movqi_rex64, rep_stosdi_rex64, rep_stossi,
2141 rep_stossi_rex64, rep_stosqi, rep_stosqi_rex64, strsetsi_1,
2142 strsetsi_rex_1): Add {} braces.
2144 2001-10-11 Zack Weinberg <zack@codesourcery.com>
2146 * toplev.c (compile_file): Ignore return value from yyparse.
2147 Always pop any nested binding levels after yyparse returns.
2149 2001-10-11 Richard Henderson <rth@redhat.com>
2151 * doc/c-tree.texi (Expression trees): Add VTABLE_REF.
2153 2001-10-11 Richard Henderson <rth@redhat.com>
2155 * dwarf2out.c (add_const_value_attribute): If long < HOST_WIDE_INT,
2156 fall back to add_AT_long_long for large CONST_INT.
2158 2001-10-11 Richard Henderson <rth@redhat.com>
2160 * config/i386/i386.md (setcc splitters): Add four splitters to
2161 simplify compound compares that simplify_comparison can't handle.
2163 2001-10-11 Zack Weinberg <zack@codesourcery.com>
2165 * cpplex.c (digraph_spellings, token_spellings): Make static.
2167 2001-10-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2169 * unroll.c (loop_iterations): Fixup last patch.
2171 2001-10-11 Richard Henderson <rth@redhat.com>
2173 * rtl.h (REG_VTABLE_REF): New.
2174 * rtl.c (reg_note_name): Add it.
2175 * combine.c (distribute_notes): Handle it.
2176 * final.c (final_scan_insn): Handle it.
2177 * tree.def (VTABLE_REF): New.
2178 * expr.c (expand_expr): Handle it.
2179 * varasm.c (assemble_vtable_entry, assemble_vtable_inherit): New.
2180 * output.h: Declare them.
2182 2001-10-11 Richard Henderson <rth@redhat.com>
2184 * dwarf2out.c (rtl_for_decl_location): If no DECL_RTL, look
2187 2001-10-11 David Edelsohn <edelsohn@gnu.org>
2189 * config/rs6000/xcoff.h (UNALIGNED_DOUBLE_INT_ASM_OP): Only
2190 available in 64-bit mode.
2192 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
2194 * config.gcc: Add cris-*-aout, cris-*-elf, cris-*-none,
2195 cris-*-linux* cases.
2196 * config/cris/cris-protos.h: New file.
2197 * config/cris/cris.c: New file.
2198 * config/cris/cris.h: New file.
2199 * config/cris/cris.md: New file.
2200 * config/cris/linux.h: New file.
2201 * config/cris/aout.h: New file.
2202 * config/cris/arit.c: New file.
2203 * config/cris/cris_abi_symbol.c: New file.
2204 * config/cris/mulsi3.asm: New file.
2205 * config/cris/t-aout: New file.
2206 * config/cris/t-cris: New file.
2207 * config/cris/t-elfmulti: New file.
2208 * config/cris/t-linux: New file.
2209 * doc/invoke.texi: Add CRIS options.
2210 * doc/install.texi (Specific): Add blurb for CRIS.
2212 2001-10-10 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
2214 * config/float-i128.h: Make sure __STDC__VERSION__ is defined
2216 * config/float/i32.h: Likewise.
2217 * config/float-i386.h: Likewise.
2218 * config/float-i64.h: Likewise.
2219 * config/float-m68k.h: Likewise.
2220 * config/float-sh.h: Likewise.
2221 * config/float-sparc.h: Likewise.
2223 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
2225 * doc/contrib.texi: Add note about CRIS port to my entry.
2227 2001-10-11 Kazu Hirata <kazu@hxi.com>
2229 * basic-block.h: Fix formatting.
2230 * bitmap.h: Likewise.
2231 * cpplib.h: Likewise.
2232 * c-tree.h: Likewise.
2233 * diagnostic.h: Likewise.
2234 * flags.h: Likewise.
2236 * longlong.h: Likewise.
2238 * reload.h: Likewise.
2242 2001-10-10 Richard Henderson <rth@redhat.com>
2244 * c-parse.in (asm_operand): Allow named operands.
2245 * genconfig.c (max_recog_operands): Set to 29.
2246 * local-alloc.c (requires_inout): Skip multiple digits.
2247 * recog.c (asm_operand_ok): Likewise.
2248 (preprocess_constraints): Use strtoul for matching constraints.
2249 (constrain_operands): Likewise.
2250 * regmove.c (find_matches): Likewise.
2251 * reload.c (find_reloads): Likewise.
2252 * stmt.c (parse_output_constraint): Don't reject in-out
2253 constraint on operands > 9. Reject '[' in constraint.
2254 (expand_asm_operands): Handle named operands. Use strtoul
2255 for matching constraints.
2256 (check_operand_nalternatives): Split out from expand_asm_operands.
2257 (check_unique_operand_names): New.
2258 (resolve_operand_names, resolve_operand_name_1): New.
2260 * doc/extend.texi (Extended Asm): Document named operands.
2261 * doc/md.texi (Simple Constraints): Document matching constraints
2264 2001-10-10 Richard Henderson <rth@redhat.com>
2266 * combine.c (try_combine): Handle a SEQUENCE of one insn.
2268 * i386.c (test splitter): Narrow tests vs paradoxical subregs.
2269 (jcc splitters): Add two splitters to simplify compound compares
2270 that simplify_comparison can't handle.
2272 2001-10-10 Richard Henderson <rth@redhat.com>
2274 * langhooks.c: Include langhooks.h.
2275 * Makefile.in (langhooks.o): Depend on it.
2277 Wed Oct 10 23:49:06 EDT 2001 John Wehle (john@feith.com)
2279 * rtlanal.c (noop_move_p): Insns with a REG_RETVAL note
2280 should not be considered as a no-op.
2281 * flow.c (delete_noop_moves): Handle REG_LIBCALL notes.
2283 2001-10-10 Stan Shebs <shebs@apple.com>
2285 * alias.c: Remove uses of "register" specifier in declarations
2286 of arguments and local variables.
2287 * c-common.c: Ditto.
2288 * c-convert.c: Ditto.
2290 * c-format.c: Ditto.
2291 * c-semantics.c: Ditto.
2292 * c-typeck.c: Ditto.
2293 * caller-save.c: Ditto.
2296 * cfgbuild.c: Ditto.
2298 * collect2.c: Ditto.
2302 * cppfiles.c: Ditto.
2305 * defaults.h: Ditto.
2307 * dwarf2out.c: Ditto.
2308 * dwarfout.c: Ditto.
2309 * emit-rtl.c: Ditto.
2314 * fix-header.c: Ditto.
2315 * floatlib.c: Ditto.
2317 * fold-const.c: Ditto.
2318 * function.c: Ditto.
2321 * gen-protos.c: Ditto.
2322 * genattrtab.c: Ditto.
2323 * gencheck.c: Ditto.
2324 * genconfig.c: Ditto.
2326 * genextract.c: Ditto.
2327 * genflags.c: Ditto.
2328 * gengenrtl.c: Ditto.
2329 * genoutput.c: Ditto.
2331 * genrecog.c: Ditto.
2332 * gensupport.c: Ditto.
2336 * haifa-sched.c: Ditto.
2337 * hard-reg-set.h: Ditto.
2339 * integrate.c: Ditto.
2342 * local-alloc.c: Ditto.
2344 * mips-tdump.c: Ditto.
2345 * mips-tfile.c: Ditto.
2348 * print-rtl.c: Ditto.
2349 * read-rtl.c: Ditto.
2352 * reg-stack.c: Ditto.
2353 * regclass.c: Ditto.
2358 * resource.c: Ditto.
2362 * sched-deps.c: Ditto.
2363 * sched-rgn.c: Ditto.
2365 * simplify-rtx.c: Ditto.
2367 * stor-layout.c: Ditto.
2374 * xcoffout.c: Ditto.
2376 2001-10-10 Richard Henderson <rth@redhat.com>
2378 * rtl.h (can_reverse_comparison_p): Remove.
2380 2001-10-10 Christopher Faylor <cgf@redhat.com>
2382 * config/i386/cygwin.h: Avoid adding include files if -nostdinc is
2385 2001-10-10 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2387 * config/i386/mingw32.h (WIN32_NO_ABSOLUTE_INST_DIRS): New define.
2388 (Thanks to Chris Faylor for suggesting macro name).
2389 (CPP_PREDEFINES): Define __MINGW32__ but don't set value; add more
2391 (STANDARD_INCLUDE_DIR): Remove i386- from directory name.
2392 (STANDARD_INCLUDE_COMPONENT): Change to MINGW.
2393 (MATH_LIBRARY): Undef before definition.
2394 (OUTPUT_QUOTED_STRING): Likewise.
2395 * config/i386/cygwin.h: Use WIN32_NO_ABSOLUTE_INST_DIRS.
2397 2001-10-10 Richard Henderson <rth@redhat.com>
2399 * unwind-dw2-fde.c (fde_compare_t): Change return type to int.
2400 (fde_unencoded_compare): Likewise. Don't use subtraction to get
2401 a tristate comparison value.
2402 (fde_single_encoding_compare, fde_mixed_encoding_compare): Likewise.
2404 2001-10-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2407 * unroll.c (loop_iterations): Ignore insns generated by loop
2410 * config.gcc (mips*-*-gnu*): Delete support.
2411 * config/mips/gnu.h: Remove.
2413 2001-10-10 Kazu Hirata <kazu@hxi.com>
2415 * calls.c: Fix formatting.
2416 * c-decl.c: Likewise.
2417 * cfgcleanup.c: Likewise.
2418 * combine.c: Likewise.
2419 * cppfiles.c: Likewise.
2420 * cpplib.c: Likewise.
2421 * cppmacro.c: Likewise.
2422 * crtstuff.c: Likewise.
2424 * dwarf2out.c: Likewise.
2425 * expmed.c: Likewise.
2427 * fold-const.c: Likewise.
2428 * function.c: Likewise.
2430 * genattrtab.c: Likewise.
2431 * ggc-page.c: Likewise.
2432 * integrate.c: Likewise.
2433 * libgcc2.c: Likewise.
2435 * optabs.c: Likewise.
2436 * profile.c: Likewise.
2437 * protoize.c: Likewise.
2439 * recog.c: Likewise.
2440 * reload1.c: Likewise.
2441 * reload.c: Likewise.
2442 * reorg.c: Likewise.
2443 * resource.c: Likewise.
2444 * sched-rgn.c: Likewise.
2445 * sdbout.c: Likewise.
2447 * toplev.c: Likewise.
2448 * varasm.c: Likewise.
2450 2001-10-10 Janis Johnson <janis187@us.ibm.com>, Alexandre Oliva <aoliva@redhat.com>
2452 * langhooks.c: Include rtl.h, insn-config.h and integrate.h.
2453 * Makefile.in (langhooks.o): Add dependencies.
2455 Wed Oct 10 00:41:29 EDT 2001 John Wehle (john@feith.com)
2457 * rs6000.c (rs6000_emit_load_toc_table): Don't
2458 strdup the toc label.
2459 (create_TOC_reference): Likewise.
2461 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2463 * config.gcc (i[34567]86-*-mingw32*): Make msvcrt-dependent
2466 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2468 * config/i386/i386.c (ix86_attribute_table): Correct
2469 min_len, max_len fields for dllimport, dllexport and shared.
2471 2001-10-10 Joseph S. Myers <jsm28@cam.ac.uk>
2473 * doc/c-tree.texi, doc/cppinternals.texi, doc/extend.texi,
2474 doc/install.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi:
2475 Consistently use "nonzero" instead of "non-zero".
2477 2001-10-09 Kazu Hirata <kazu@hxi.com>
2479 * acconfig.h: Fix comment formatting.
2480 * c-dump.h: Likewise.
2481 * c-tree.h: Likewise.
2482 * conditions.h: Likewise.
2484 * function.h: Likewise.
2486 * hwint.h: Likewise.
2487 * integrate.h: Likewise.
2490 * optabs.h: Likewise.
2492 2001-10-09 Kazu Hirata <kazu@hxi.com>
2494 * c-common.h: Fix comment formatting.
2495 * c-dump.c: Likewise.
2497 * diagnostic.h: Likewise.
2498 * except.c: Likewise.
2500 * gcov-io.h: Likewise.
2501 * genattrtab.c: Likewise.
2502 * output.h: Likewise.
2503 * predict.h: Likewise.
2504 * reload1.c: Likewise.
2505 * reload.h: Likewise.
2506 * resource.h: Likewise.
2508 * system.h: Likewise.
2510 * tree-inline.c: Likewise.
2511 * tsystem.h: Likewise.
2512 * varasm.c: Likewise.
2513 * xcoffout.h: Likewise.
2515 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
2517 * doc/gcc.texi: Document preference for "nonzero" over "non-zero".
2519 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
2521 * config/alpha/freebsd.h, config/alpha/lib1funcs.asm,
2522 config/i386/i386elf.h, config/i386/netbsd-elf.h,
2523 config/i386/netware.h, config/mcore/gfloat.h,
2524 config/mcore/mcore.c, config/mcore/mcore.h, config/mcore/mcore.md,
2525 config/netware.h, gccbug.in: Update FSF address.
2527 2001-10-09 Kazu Hirata <kazu@hxi.com>
2529 * c-common.c: Fix comment typos.
2530 * cfgrtl.c: Likewise.
2531 * collect2.c: Likewise.
2532 * cpplex.c: Likewise.
2533 * doloop.c: Likewise.
2534 * dwarf2out.c: Likewise.
2535 * dwarfout.c: Likewise.
2537 * fold-const.c: Likewise.
2541 * global.c: Likewise.
2542 * ifcvt.c: Likewise.
2544 * optabs.c: Likewise.
2545 * protoize.c: Likewise.
2546 * regclass.c: Likewise.
2547 * reorg.c: Likewise.
2551 * doc/cpp.texi: Likewise.
2552 * doc/c-tree.texi: Likewise.
2553 * doc/extend.texi: Likewise.
2554 * doc/invoke.texi: Likewise.
2555 * doc/objc.texi: Likewise.
2556 * doc/tm.texi: Likewise.
2558 2001-10-08 Richard Henderson <rth@redhat.com>
2560 * varasm.c (set_named_section_flags): Initialize "declared".
2562 2001-10-08 Robert Lipe <robertlipe@usa.net>
2564 * varasm.c (struct in_named_entry): Add declared.
2565 (named_section_first_declaration): New function.
2566 (default_elf_asm_named_section): Use it.
2567 * output.h (named_section_first_declaration): New.
2569 2001-10-08 Richard Henderson <rth@redhat.com>
2571 * i386.md (movsi_xor): Export.
2572 (setcc peep2): Use it when available; add an alternative to
2573 match zero_extendhisi2_and.
2575 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2577 * romp-protos.h (romp_initialize_trampoline): New function.
2578 * romp.c (romp_initialize_trampoline): Likewise.
2579 * romp.h (INITIALIZE_TRAMPOLINE): Define in terms of
2580 romp_initialize_trampoline.
2582 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2584 * m68k/3b1.h (ASM_OUTPUT_SOURCE_LINE): Don't reference `last_linenum'.
2585 * m68k/auxas.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
2586 * m68k/crds.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
2587 * m68k/mot3300.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
2589 2001-10-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2591 * unroll.c (loop_iterations): Extend check for multiple back edges.
2593 2001-10-08 Alexandre Oliva <aoliva@redhat.com>
2595 * langhooks.h: New file.
2596 * Makefile.in (OBJS): Added langhooks.o.
2597 (c-lang.o): Depend on langhooks.h.
2598 (c-common.o): Don't depend on tree-inline.h.
2599 (tree-inline.o): Depend on toplev.h.
2600 (langhooks.o): New rule.
2601 * c-common.c: Don't include tree-inline.h.
2602 (c_mark_lang_decl): Mark argument c as unused.
2603 (c_common_lang_init): Don't initialize hooks here.
2604 * c-lang.c: Include langhooks.h, then override some macros.
2605 (lang_hooks): Initialize with macros in langhooks.h.
2606 (c_init): Don't initialize hooks here.
2607 * toplev.c (struct lang_hooks_for_tree_inlining): New struct.
2608 (struct lang_hooks): Add tree_inlining. Refer to langhooks.h.
2609 * tree-inline.c: Include toplev.h. Don't define hook variables.
2610 * tree-inline.h: Don't define hook types nor declare hook
2611 variables. Move macros to...
2612 * langhooks.c: ... new file, as functions. Adjust all callers.
2614 2001-10-08 Jeffrey A Law <law@cygnus.com>
2616 * sibcall.c (optimize_sibling_and_tail_recursive_calls): Call
2617 purge_mem_unchanging_flag on all instructions, not just on those
2618 before NOTE_INSN_FUNCTION_BEG.
2620 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
2622 * cppmacro.c (_cpp_create_definition): Leave comments off.
2624 * doc/cpp.texi: Update.
2626 2001-10-08 DJ Delorie <dj@redhat.com>
2628 * c-decl.c (grokfield): Make sure the only unnamed fields
2629 we're allowing are either structs or unions.
2630 * doc/extend.texi: Add documentation for the unnamed field
2633 2001-10-08 Zack Weinberg <zack@codesourcery.com>
2635 * aclocal.m4 (gcc_AC_PROG_GNAT): New.
2636 * configure.in: Use it.
2637 * configure: Regenerated.
2638 * config/pa/t-linux, config/pa/t-pa, config/pa/t-pa64,
2639 config/pa/t-pro: Set T_ADAFLAGS, not ADA_CFLAGS.
2641 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
2643 * cppfiles.c (open_file): Don't mark zero-length files
2644 never-reread here. Don't output diagnostics here either.
2645 (stack_include_file): Mark them never-reread here.
2646 (_cpp_read_file): Update.
2648 2001-10-08 Richard Henderson <rth@redhat.com>
2650 * config/i386/sol2.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
2652 2001-10-08 Richard Henderson <rth@redhat.com>
2654 * expr.c (store_expr): When converting a CONST_INT for storage
2655 in a SUBREG, convert it to both SUBREG modes before stripping
2658 2001-10-08 Richard Henderson <rth@redhat.com>
2660 * varasm.c (restore_varasm_status): New.
2661 * function.h: Declare it.
2662 * function.c (pop_function_context_from): Call it.
2664 2001-10-08 Richard Henderson <rth@redhat.com>
2666 * c-common.h (struct c_lang_decl): Add declared_inline.
2667 * c-tree.h (DECL_DECLARED_INLINE_P): New.
2668 * c-lang.c (c_disregard_inline_limits): Use it.
2669 * c-decl.c (duplicate_decls): Likewise.
2670 (pushdecl, redeclaration_error_message): Likewise.
2671 (pushdecl): Allocate DECL_LANG_SPECIFIC if needed.
2672 (grokdeclarator): Likewise. Set DECL_DECLARED_INLINE_P.
2673 Set DECL_INLINE if -finline-functions.
2674 (store_parm_decls): Don't allocate DECL_LANG_SPECIFIC here.
2676 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
2678 * cppmacro.c (funlike_invocation_p): Move some logic to caller
2679 in enter_macro_context. Create a padding token in its own context
2680 if necessary when the search for '(' fails.
2681 (enter_macro_context): Update.
2683 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
2685 * ChangeLog.2, c-decl.c, config/i386/i386.md, doc/gcc.texi, gcc.c,
2686 genmultilib, toplev.c: Fix spelling errors of "separate" as
2687 "seperate", and corresponding spelling errors of related words.
2689 2001-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2691 * builtins.c (expand_builtin_setjmp_receiver): Const-ify.
2692 * c-common.c (fname_var_t, c_tree_code_type, c_tree_code_length):
2694 * c-dump.c (dump_option_value_info): Likewise.
2695 * c-format.c (format_length_info, format_char_info,
2696 format_flag_spec, format_flag_pair, format_kind_info): Likewise.
2697 * collect2.c (names): Likewise.
2698 * cppdefault.h (default_include): Likewise.
2699 * cppexp.c (suffix, vsuf_1, vsuf_2, vsuf_3): Likewise.
2700 * flow.c (life_analysis): Likewise.
2701 * gcc.c (dir_separator_str, modify_target, option_map,
2702 target_option_translations, spec_list_1, extra_specs_1,
2703 init_spec): Likewise.
2704 * gcov.c (gcov_version_string): Likewise.
2705 * genattr.c (write_units): Likewise.
2706 * genattrtab.c (make_length_attrs, write_function_unit_info): Likewise.
2707 * gengenrtl.c (rtx_definition, defs): Likewise.
2708 * genrecog.c (pred_table): Likewise.
2709 * global.c (global_alloc): Likewise.
2710 * lcm.c (optimize_mode_switching): Likewise.
2711 * local-alloc.c (find_free_reg): Likewise.
2712 * params.h (param_info): Likewise.
2713 * predict.c (predictor_info): Likewise.
2714 * protoize.c (unexpansion_struct): Likewise.
2715 * real.c (bmask): Likewise.
2716 * recog.h (insn_operand_data, insn_data): Likewise.
2717 * regclass.c (initial_fixed_regs, initial_call_used_regs): Likewise.
2718 * stmt.c (expand_nl_goto_receiver): Likewise.
2719 * toplev.c (da, debug_args, lang_opt, documented_lang_options,
2720 target_switches, target_options): Likewise.
2721 * tradcif.y (token, tokentab2, yylex): Likewise.
2722 * tree.h (attribute_spec): Likewise.
2724 * alpha.c (override_options, alpha_lookup_xfloating_lib_func):
2726 * arc.c (arc_output_function_epilogue): Likewise.
2727 * arm.c (processors, all_cores, all_architectures,
2728 arm_override_options, isr_attribute_arg, isr_attribute_args,
2729 arm_isr_value): Likewise.
2730 * avr.c (mcu_type_s, reg_class_tab, order_regs_for_local_alloc):
2732 * c4x.c (c4x_int_reglist): Likewise.
2733 * d30v.c (override_options): Likewise.
2734 * h8300.c (shift_insn): Likewise.
2735 * i386.c (size_cost, i386_cost, i486_cost, pentium_cost,
2736 pentiumpro_cost, k6_cost, athlon_cost, pentium4_cost, ix86_cost,
2737 ix86_expand_sse_comi, ix86_expand_sse_compare, override_options,
2738 builtin_description, bdesc_comi, bdesc_2arg, bdesc_1arg,
2739 ix86_init_mmx_sse_builtins, ix86_expand_builtin): Likewise.
2740 * i386.h (processor_costs, ix86_cost): Likewise.
2741 * m68hc11.c (m68hc11_cost, m6811_cost, m6812_cost): Likewise.
2742 * m68hc11.h (processor_costs, m68hc11_cost): Likewise.
2743 * m68k.c (codes_68881, codes_FPA): Likewise.
2744 * m88k.c (mode_from_align, max_from_align, all_from_align,
2745 best_from_align, m_options): Likewise.
2746 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
2747 * mcore.c (mode_from_align): Likewise.
2748 * mips/elf64.h (UNIQUE_SECTION): Likewise.
2749 * mips/iris6gld.h (UNIQUE_SECTION): Likewise.
2750 * mips.c (mips_sw_reg_names, mips_regno_to_class): Likewise.
2751 * mips.h (mips_regno_to_class): Likewise.
2752 * ns32k.c (scales): Likewise.
2753 * pa.c (import_string, magic_milli): Likewise.
2754 * rs6000.c (alt_reg_names, rs6000_override_options): Likewise.
2755 * sparc.c (leaf_reg_remap, sparc_override_options,
2756 reg_leaf_alloc_order, reg_nonleaf_alloc_order, reg_alloc_orders):
2758 * sparc.h (sparc_cpu_select, leaf_reg_remap): Likewise.
2760 2001-10-07 Dale Johannesen <dalej@apple.com>
2762 * reload1.c (reload_reg_free_p): Teach register interference
2763 checking that multiple output reloads are emitted in
2765 reload1.c (reload_reg_reaches_end_p): Ditto.
2766 reload1.c (reloads_conflict): Ditto.
2768 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
2770 * doc/c-tree.texi, doc/tm.texi: Consistently put NULL and
2771 NULL_TREE inside @code.
2773 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
2775 * doc/gcc.texi: Document consistent style of "32-bit",
2776 "Objective-C", and "@code{NULL}".
2778 2001-10-06 Zack Weinberg <zack@codesourcery.com>
2780 * cpplex.c (enum spell_type): Add SPELL_NUMBER.
2781 (cpp_token_len, cpp_spell_token, cpp_output_token,
2782 _cpp_equiv_tokens): Handle it.
2783 * cpplib.h (TTYPE_TABLE): Use SPELL_NUMBER for CPP_NUMBER and
2784 CPP_COMMENT, SPELL_NONE for CPP_PADDING and CPP_EOF.
2785 * cppexp.c (_cpp_parse_expr): Use the correct operator code in
2788 Sat Oct 6 07:42:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2790 * gcc.c (default_compilers): Remove .ada.
2792 2001-10-06 Neil Booth <neil@daikokuya.demon.co.uk>
2794 * doc/cppinternals.texi: Update.
2796 2001-10-06 Zack Weinberg <zack@codesourcery.com>
2798 * gcc.c (main): Set this_file_error if the appropriate
2799 compiler for a language has not been installed.
2801 2001-10-06 Ulrich Weigand <uweigand@de.ibm.com>
2803 * config/s390/s390.c (s390_va_arg): Use set_mem_alias_set.
2805 2001-10-05 Joseph S. Myers <jsm28@cam.ac.uk>
2807 * gccbug.in (CATEGORIES): Add ada.
2809 2001-10-05 Catherine Moore <clm@redhat.com>
2811 * config/stormy16/stormy-abi: Document abi changes.
2812 * config/stormy16/stormy16.h (REG_ALLOC_ORDER): Redefine.
2813 (ICALL_REGS): New register class.
2814 (NUM_ARGUMENT_REGISTERS): Now 6.
2815 (DEFAULT_PCC_STRUCT_RETURN): Don't try to return structs
2817 (REG_CLASS_FROM_LETTER): Map 'z' to ICALL_REGS.
2818 * config/stormy16.md (call_internal, call_value_internal,
2819 indirect_jump): Use new 'z' constraint.
2821 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
2823 * doc/cppinternals.texi: Update.
2825 2001-10-05 Richard Henderson <rth@redhat.com>
2827 * dwarf2out.c (FRAME_BEGIN_LABEL): New.
2828 (output_call_frame_info): Use it instead of __FRAME_BEGIN__ and
2829 the gas section-name-as-label feature.
2831 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
2833 * doc/cppinternals.texi: Update.
2835 Fri Oct 5 08:17:46 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2837 * config/i386/i386.c (ix86_split_to_parts): Use trunc_int_for_mode
2838 to ensure valid SImode constants.
2840 2001-10-05 Alexandre Oliva <aoliva@redhat.com>
2842 * Makefile.in (c-decl.o): Depend on tree-inline.h.
2843 (c-lang.o): Likewise, as well as insn-config.h and integrate.h.
2844 * c-decl.c: Include tree-inline.h.
2845 (c_expand_body): Call optimize_inline_calls. Determine whether
2846 a function is inlinable upfront, and only clear
2847 DECL_SAVED_TREE, DECL_INITIAL and DECL_ARGUMENTS if it isn't.
2848 * c-lang.c: Include tree-inline.h, insn-config.h and integrate.h.
2849 (c_disregard_inline_limits): New function.
2850 (inline_forbidden_p, c_cannot_inline_tree_fn): Likewise.
2851 (c_post_options): Enable tree inlining if inlining is enabled.
2852 Don't inline trees when instrumenting functions.
2853 (c_init): Initialize lang_disregard_inline_limits and
2854 lang_cannot_inline_tree_fn.
2855 * tree-inline.c (initialize_inlined_parameters): Handle calls
2856 with fewer arguments than declared parameters, and fewer
2857 parameters than passed arguments. Don't assume value is a
2859 (declare_return_variable): Convert return value back to the
2860 original type, if it was promoted.
2861 (tree_inlinable_function_p): New function.
2862 (inlinable_function_p): Don't look at DECL_INLINE if we're
2863 inlining all functions. Make it work with a NULL id.
2864 Re-check DECL_UNINLINABLE after language-specific checks.
2865 * tree-inline.h (tree_inlinable_function_p): Declare it.
2866 * integrate.c (save_for_inline): Don't bother to prepare argvec
2868 * cse.c (check_for_label_ref): Don't check deleted labels.
2870 * Makefile.in (tree-inline.o): Depend on newly-included headers.
2871 * tree-inline.c: Include headers needed for the functions moved in.
2872 (struct inline_data, INSNS_PER_STMT): Moved from cp/optimize.c.
2873 (remap_decl, remap_block, copy_scopy_stmt, copy_body_r): Likewise.
2874 (copy_body, initialize_inlined_parameters): Likewise.
2875 (declare_return_variable, inlinable_function_p): Likewise.
2876 (expand_call_inline, expand_calls_inline): Likewise.
2877 (optimize_inline_calls, clone_body): Likewise.
2878 (walk_tree, walk_tree_without_duplicates): Moved from cp/tree.c.
2879 (copy_tree_r, remap_save_expr): Likewise.
2881 2001-10-04 Alexandre Oliva <aoliva@redhat.com>
2883 * Makefile.in (OBJS): Added tree-inline.o.
2884 (c-common.o): Depend on tree-inline.h.
2885 (tree-inline.o): New target.
2886 * c-common.c: Include tree-inline.h.
2887 (c_mark_lang_decl): Don't mark saved_tree.
2888 (c_common_lang_init): Set lang_anon_aggr_type_p.
2889 * c-common.h (walk_tree_fn, DECL_SAVED_TREE): Moved to tree.h.
2890 (struct c_lang_decl): Moved saved_tree to tree_decl.
2891 * ggc-common.c: Mark saved_tree and inlined_fns of FUNCTION_DECLs.
2892 * integrate.h (function_attribute_inlinable_p): Declare it.
2893 * integrate.c (function_attribute_inlinable_p): Export it.
2894 * tree-inline.c: New file. Define variables declared in...
2895 * tree-inline.h: New file. Declare functions to be moved to
2896 tree-inline.c. Define macros and declare types and hooks for
2897 language-specific tree inlining.
2898 (flag_inline_trees): Moved definition from cp/decl2.c.
2899 * tree.h (walk_tree_fn, DECL_SAVED_TREE): Moved from c-common.h.
2900 (TREE_READONLY_DECL_P, DECL_INLINED_FNS): Moved from cp/cp-tree.h.
2901 (struct tree_decl): Moved saved_tree from c_lang_decl and
2902 inlined_fns from C++'s lang_decl.
2904 2001-10-04 Loren J. Rittle <ljrittle@acm.org>
2906 * Makefile.in (STAGE2_FLAGS_TO_PASS): Remove patches which
2907 propagated HOST_CC, HOST_CFLAGS, HOST_LDFLAGS and HOST_CPPFLAGS.
2909 2001-10-04 Neil Booth <neil@daikokuya.demon.co.uk>
2911 * doc/cppinternals.texi: Update.
2913 2001-10-04 Eric Christopher <echristo@redhat.com>
2915 * config/mips/mips.c (init_cumulative_args): Remember to set
2917 * config.gcc: Redo linux configuration. Add target_cpu_default
2918 of soft-float to all mipsisa32 combinations and tx39.
2919 * config/mips/linux.h: Remove include of mips.h.
2921 2001-10-03 Loren J. Rittle <ljrittle@acm.org>
2923 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CFLAGS,
2924 HOST_LDFLAGS and HOST_CPPFLAGS.
2926 2001-10-03 Ziemowit Laski <zlaski@apple.com>
2928 * c-parse.in (objc_inherit_code, objc_pq_context,
2929 objc_public_flag): Make static.
2930 (objc_interface_context, objc_implementation_context,
2931 objc_method_context, objc_ivar_chain, objc_ivar_context): Move to
2932 global tree array in objc/objc-act.[ch].
2933 (methoddef): Remove unnecessary code.
2935 * objc/objc-act.c: (hashed_attribute, hashed_entry, imp_entry):
2936 Hoist struct definitions to objc-act.h.
2937 (nst_method_hash_list, cls_method_hash_list, imp_list, imp_count,
2938 cat_count): Place declaration in objc-act.h.
2939 (objc_tree_index): Move enumeration to objc-act.h.
2940 (objc_global_trees): Place declaration and macro accessors in
2942 (implementation_context): Remove duplicate; use
2943 objc_implementation_context instead:
2944 (method_context): Remove duplicate; use objc_method_context
2946 (objc_ellipsis_node, objc_method_prototype_template,
2947 implemented_classes, function_type): Move global vars to
2949 (init_objc): Use LAST_BASE_TREE_CODE instead of LAST_CODE.
2950 (build_message_expr): Move actual construction of ObjC message
2951 send nodes to finish_message_expr.
2952 (finish_message_expr): New routine, contains code formerly in
2954 * objc/objc-act.h (finish_message_expr): New prototype.
2955 (objc_ivar_chain, objc_method_context, objc_ellipsis_node): Remove
2956 declarations; these vars are now part of objc_global_trees.
2957 (objc_tree_index, objc_global_trees): Move definitions from
2959 * objc/objc-tree.def: Update copyright info.
2961 Wed Oct 3 12:22:11 EDT 2001 John Wehle (john@feith.com)
2963 * dwarf2asm.c (unaligned_integer_asm_op): Abort if
2965 * sparc/sysv4.h (UNALIGNED_DOUBLE_INT_ASM_OP): Use
2966 only if TARGET_ARCH64.
2968 2001-10-02 Bernd Schmidt <bernds@redhat.com>
2970 * doc/extend.texi: Fix some problems with previous checkin.
2971 * doc/invoke.texi: Likewise.
2973 2001-10-02 Neil Booth <neil@daikokuya.demon.co.uk>
2975 * cpphash.h: Update comments.
2976 (cpp_context): Update.
2977 (spec_nodes): Remove n__Pragma.
2978 * cppinit.c (cpp_create_reader): Update.
2979 (builtin_array): Add _Pragma.
2980 * cpplib.h: Update comments.
2981 (NODE_DISABLED, BT_PRAGMA): New.
2982 (cpp_start_lookahead, cpp_stop_lookahead): Remove prototypes.
2983 * cppmacro.c (struct cpp_macro): Remove disabled.
2984 (builtin_macro): Return int, handle _Pragma, push the new token
2985 on the context stack.
2986 (funlike_invocation_p): Unconstify, update.
2987 (enter_macro_context): Handle builtins here.
2988 (replace_args, push_token_context, push_ptoken_context):
2989 Update for prototype changes.
2990 (_cpp_pop_context): Update.
2991 (cpp_get_token): Don't handle buitins, nor _Pragma here.
2992 (cpp_sys_macro_p): Update.
2993 (_cpp_free_definition): Clear disabled flag.
2994 (_cpp_create_definition): Upate.
2995 * cppmain.c: Update comments.
2997 Tue Oct 2 12:46:01 CEST 2001 Bo Thorsen <bo@suse.co.uk>,
2998 Andreas Jaeger <aj@suse.de>,
2999 Jan Hubicka <jh@suse.cz>
3001 * doc/invoke.texi (i386 Options): Document x86-64 options.
3002 (i386 and x86-64 Options): Rename i386 options section.
3004 * config/i386/i386.h (TARGET_UNWIND_INFO): New.
3005 (TARGET_SWITCHES): Add -munwind-info.
3006 (MASK_NO_UNWIND_INFO): New.
3007 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define for
3009 (ASM_OUTPUT_DOUBLE_INT): New.
3011 * config/i386/linux64.h: New spec file for Linux x86-64 support.
3012 * config.gcc: Fix tm_file settings for x86-64.
3013 * config/i386/x86-64.h: New file with OS independent x86-64
3015 * config/i386/biarch64.h: New file used to configure compiler
3016 to biarch/64bit compilation.
3018 * config/i386/i386.c: (override_options): Set flags default
3019 for 64bit compilation.
3021 Tue Oct 2 12:46:01 CEST 2001 Jan Hubicka <jh@suse.cz>
3023 * i386.c (legitimize_pic_address): Add missing bits of 64bit support.
3024 (ix86_expand_int_movcc): Optimize DImode conditional moves with
3025 constants on x86_64.
3026 (ix86_attr_length_immediate_default): Support MODE_DI.
3027 * i386.md (fixdi splitter): Add missing "&& 1" in splitter
3029 (indirect_jump, tablejump): Turn into expander.
3031 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3033 * c-common.c (c_format_attribute_table): Make format and
3034 format_arg attributes apply to function types rather than to
3036 (is_valid_printf_arglist): Construct an attribute list and pass
3037 that to check_function_format rather than a name.
3038 * c-common.h (check_function_format): Adjust prototype.
3039 * c-decl.c (duplicate_decls): Preserve attributes from type of
3040 built-in decl when allowing for harmless conflict in types.
3041 * c-format.c (record_function_format,
3042 record_international_format, function_format_list,
3043 international_format_info, international_format_list): Remove.
3044 (function_format_info): Remove next, name and assembler_name.
3045 Make format_num and first_arg_num be unsigned HOST_WIDE_INT.
3046 (decode_format_attr): New.
3047 (handle_format_attribute): Handle receiving a type rather than a
3048 decl. Call decode_format_attr. Store format information in a
3049 function_format_info.
3050 (handle_format_arg_attribute): Correct comment. Handle receiving
3051 a type rather than a decl. Use unsigned HOST_WIDE_INT for
3053 (check_format_info_recurse, check_format_info_main): Take argument
3054 numbers as unsigned HOST_WIDE_INT.
3055 (check_function_format): Take a list of attributes from the
3056 function type rather than a name or assembler name. Check for
3057 format attributes in that list and the attributes on the type of
3058 the current function rather than looking through
3059 function_format_list.
3060 (check_format_info): Use unsigned HOST_WIDE_INT for argument
3062 (check_format_info_recurse): Take format_arg attributes from the
3063 type of the function calls rather than using
3064 international_format_list. Allow for multiple format_arg
3066 * c-typeck.c (build_function_call): Pass type attributes to
3067 check_function_format rather than name or assembler name. Don't
3068 require there to be a name or assembler name to check formats.
3070 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3072 * attribs.c (decl_attributes): Possibly call
3073 insert_default_attributes to insert default attributes on
3074 functions in a lazy manner.
3075 * builtin-attrs.def: New file; define the default format and
3076 format_arg attributes.
3077 * c-common.c (c_format_attribute_table): Move to earlier in the
3079 (c_common_nodes_and_builtins): Initialize format_attribute_table.
3080 (enum built_in_attribute, built_in_attributes,
3081 c_attrs_initialized, c_init_attributes,
3082 c_common_insert_default_attributes): New.
3083 (c_common_lang_init): Don't initialize format_attribute_table. Do
3084 call c_init_attributes.
3085 * Makefile.in (c-common.o): Depend on builtin-attrs.def.
3086 * c-common.h (init_function_format_info): Don't declare.
3087 (c_common_insert_default_attributes): Declare.
3088 * c-decl.c (implicitly_declare, builtin_function): Call
3090 (init_decl_processing): Don't call init_function_format_info.
3091 (insert_default_attributes): New.
3092 * c-format.c (handle_format_attribute,
3093 handle_format_arg_attribute): Be quiet about inappropriate
3094 declaration when applying default attributes.
3095 (init_function_format_info): Remove.
3096 * tree.h (enum attribute_flags): Add ATTR_FLAG_BUILT_IN.
3097 (insert_default_attributes): Declare.
3099 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3101 * c-format.c (CPLUSPLUS_STD_VER): Define to STD_C94.
3103 2001-10-01 Jim Wilson <wilson@redhat.com>
3105 * sched-deps.c (add_dependence): When elide conditional dependence,
3106 check that insn doesn't modify cond2.
3108 2001-10-01 Dale Johannesen <dalej@apple.com>
3110 * config/rs6000/rs6000.h (enum processor_type): Add support
3111 for 7400 (G4) and 7450.
3113 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
3114 (rs6000_issue_rate): Ditto.
3115 (rs6000_adjust_cost): Fix cycle counts for compares.
3116 (debug_stack_info): Fix an obvious typo.
3117 * config/rs6000/rs6000.md: Add functional units for 7400 and 7450.
3118 * doc/invoke.texi: Document.
3119 * config/rs6000/darwin.h (TARGET_DEFAULT): Set to be reasonable
3121 (PROCESSOR_DEFAULT): Ditto.
3123 2001-10-01 Loren J. Rittle <ljrittle@acm.org>
3125 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
3126 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
3127 later recursive make invocation.
3129 2001-10-01 Hans Boehm <boehm@acm.org>
3131 * optabs.c (emit_libcall_block): When using non-call exceptions,
3132 don't add REG_LIBCALL reg notes to trapping calls.
3134 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
3136 * flow.c (propagate_block_delete_libcall): Remove unused first arg
3137 (propagate_one_insn): Update for above change
3139 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
3141 * unwind-sjlj.c (_Unwind_GetRegionStart, _Unwind_GetDataRelBase,
3142 _Unwind_GetTextRelBase): Argument is unused.
3144 Mon Oct 1 19:20:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3146 * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
3147 Loop through NOPs, placeholders, and components.
3148 Don't go through NOPs if change mode.
3149 (record_alias_subset): Do nothing if SUBSET and SET are the same.
3150 * emit-rtl.c (set_mem_alias_set): Enable check.
3151 * expr.c (find_placeholder): New function.
3152 (expand_expr, case PLACEHOLDER_EXPR): Use it.
3153 (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we need
3154 to modify it and avoid unneeded copies.
3155 * expr.h (expand_expr): Always define.
3156 (find_placeholder): New declaration.
3158 2001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3160 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
3161 operand 2 is the stack pointer.
3162 ("addr-peephole"): Fix address computation peephole when operand 2
3163 is the stack pointer.
3165 Mon Oct 1 09:26:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3167 * config/i386/i386.c (ix86_va_arg): Call set_mem_alias_set.
3168 (ix86_setup_incoming_varargs): Likewise.
3170 2001-10-01 Jason Merrill <jason_merrill@redhat.com>
3172 * stor-layout.c (layout_type): Don't complain about too-large
3175 Mon Oct 1 06:43:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3177 * function.c (keep_stack_depressed): Don't use delete_insn.
3179 * expr.h (set_mem_alias_set): Move decl to here.
3180 * rtl.h (mem_attrs): New typedef and struct.
3181 (union rtunion_def): Add field for mem_attrs.
3182 (X0MEMATTR, MEM_ATTRS): New macros.
3183 (MEM_ALIAS_SET): Use MEM_ATTRS.
3184 (MEM_DECL, MEM_OFFSET, MEM_SIZE, MEM_ALIGN): New macros.
3185 (MEM_COPY_ATTRIBUTES): Copy MEM_ATTRS.
3186 (set_mem_alias_set): Delete decl from here.
3188 * alias.c (set_mem_alias_set): Delete from here.
3189 * emit-rtl.c (mem_attrs_htab): New variable.
3190 (rtx_htab_mark, rtx_htab_mark_1): Deleted.
3191 (mem_attrs_htab_hash, mem_attrs_htab_eq): New functions.
3192 (mem_attrs_mark, get_mem_attrs): Likewise.
3193 (gen_rtx_MEM): Clear MEM_ATTRS.
3194 (set_mem_attributes): Move to here.
3195 (set_mem_alias_set): Likewise, and call get_mem_attrs.
3196 (init_emit_once): const_int_htab now deletable htab.
3197 Initialize mem_attrs_htab.
3198 * explow.c (set_mem_attributes): Delete from here.
3199 * function.c (put_var_into_stack): Clear MEM_ATTRS.
3200 (gen_mem_addressof): Likewise; rework to use set_mem_attributes.
3201 * ggc-common.c (ggc_mark_rtx_children, case MEM): New case.
3202 * reload1.c (reload): Rework changing REG to MEM.
3204 2001-09-30 H.J. Lu <hjl@gnu.org>
3206 * acconfig.h (PREFIX_INCLUDE_DIR): New variable.
3207 * config.in: Rebuild.
3209 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3211 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
3212 ("tsthi_1"): Avoid allocation in register y.
3213 ("*movqi_68hc12"): Reorganize and fix constraints.
3214 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
3215 ("addqi3"): Likewise.
3216 ("addhi3"): Fix constraints.
3217 ("*logicalhi3_zexthi"): Disparage soft registers.
3219 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3221 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
3224 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3226 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
3227 that we use setjmp/longjmp exceptions.
3229 2001-09-30 Neil Booth <neil@daikokuya.demon.co.uk>
3231 * cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE,
3232 POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk,
3233 struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
3234 _cpp_pool_alloc, _cpp_next_chunk): Remove.
3235 (_cpp_extend_buff, BUFF_ROOM): Update.
3236 (_cpp_append_extend_buff): New.
3237 (struct cpp_reader): Remove macro_pool, add a_buff.
3238 * cppinit.c (cpp_create_reader): Initialize a_buff, instead of
3240 (cpp_destroy): Free a_buff instead of macro_pool.
3241 * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk,
3242 new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
3243 _cpp_pool_alloc, ): Remove.
3244 (parse_number, parse_string): Update use of _cpp_extend_buff.
3245 (_cpp_extend_buff): Update.
3246 (_cpp_append_extend_buff, cpp_aligned_alloc): New.
3247 * cpplib.c (glue_header_name, parse_answer):
3248 Update use of _cpp_extend_buff.
3249 (cpp_register_pragma, cpp_register_pragma_space): Use
3251 (do_assert, do_unassert): Check for EOL, update.
3252 * cppmacro.c (stringify_arg, collect_args): Update to use
3253 _cpp_extend_buff and _cpp_append_extend_buff.
3254 (save_parameter, parse_params, alloc_expansion_token,
3255 _cpp_create_definition): Rework memory management.
3257 2001-09-29 Andris Pavenis <pavenis@lanet.lv>
3259 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): Don't
3260 update md_exec_prefix.
3261 (UPDATE_PATH_HOST_CANONICALIZE): Don't free PATH as it can point
3264 2001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
3266 * config/s390/s390.h (EXTRA_CC_MODES): Add CCLmode.
3267 (SELECT_CC_MODE): Use s390_select_ccmode.
3268 * config/s390/s390-protos.h (s390_select_ccmode): Add.
3269 * config/s390/s390.c (s390_select_ccmode): New.
3270 (s390_match_ccmode): Add CCLmode.
3271 (s390_branch_condition_mask, s390_branch_condition_mnemonic): New.
3272 (output_branch_condition, output_inverse_branch_condition): Removed.
3273 (print_operand): Use s390_branch_condition_mnemonic.
3274 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
3275 subsi3_cc, subsi3_cconly): Use logical instructions and CCLmode.
3276 (bunordered, bordered, buneq, bungt, bunlt, bnuge, bunle, bltgt): New.
3278 * config/s390/s390.c (check_and_change_labels): Preserve CC mode
3279 when converting conditional branches to far branches.
3280 * config/s390/s390.md (cmpstr_const, cmpstr_64, cmpstr_31, cmpint_si,
3281 cmpint_di): Use CCSmode instead of CCUmode.
3283 * config/s390/s390.c (legitimate_la_operand_p): New.
3284 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
3285 * config/s390/s390.md (movsi): Convert load address patterns to
3286 arithmetic operations when necessary.
3287 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
3288 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
3289 (*do_la_reg_0): Don't use before reload.
3291 * config/s390/s390.c (legitimize_address): Make more efficient
3292 use of two-register addressing mode.
3294 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
3295 with -mno-backchain in some corner cases.
3297 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
3299 2001-09-29 Alexandre Oliva <aoliva@redhat.com>
3301 * reload.c (find_reloads): Mark new USE insns with QImode.
3302 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
3303 find_reloads_subreg_address): Likewise.
3304 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
3306 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
3308 (reload): Make sure there are no USEs with mode other than
3309 VOIDmode. At the end, remove those marked with QImode.
3311 2001-09-29 Per Bothner <per@bothner.com>
3313 * cppdefault.c (cpp_include_defaults): Also search PREFIX_INCLUDE_DIR.
3314 * Makefile.in (includedir): Rename to local_includedir.
3315 (includedir): Define as $(prefix)/include.
3316 * config.in (PREFIX_INCLUDE_DIR): New variable.
3317 * configure.in (PREFIX_INCLUDE_DIR): Test for new variable.
3319 2001-09-29 Bernd Schmidt <bernds@redhat.com>
3321 * config/i386/i386.c (init_mmx_sse_builtins): Fix type of storelps and
3323 * doc/extend.texi (Vector Extensions): New node.
3324 * doc/invoke.texi (Machine Dependent Options): Add documentation for
3325 i386 -mmmx, -msse, -m3dnow.
3327 Sat Sep 29 15:08:16 CEST 2001 Jan Hubicka <jh@suse.cz>
3329 * doc/invoke.texi (Optimize Options): Revert an accidental checkin.
3331 2001-09-29 Hans-Peter Nilsson <hp@axis.com>
3333 * cse.c (cse_insn) [HAVE_cc0]: Fix typo delete-insn -> delete_insn.
3335 * doc/invoke.texi (Optimize Options): Delete spurious @table.
3337 2001-09-28 Richard Henderson <rth@redhat.com>
3339 * varasm.c (assemble_integer): Bound alignment check by
3342 * cfgrtl.c (redirect_edge_and_branch): Abort if redirect_jump fails.
3344 2001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3346 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
3348 2001-09-25 Bernd Schmidt <bernds@redhat.com>
3350 Mostly from Graham Stott <grahams@redhat.com>
3351 * c-common.c (type_for_mode): Add support for V2SFmode.
3352 * tree.c (build_common_tree_nodes_2): Likewise.
3353 * tree.h (enum tree_index, global_trees): Likewise.
3354 * config/i386/i386.c (x86_3dnow_a): New variable.
3355 (override_options): Support 3Dnow extensions.
3356 (bdesc_2arg, bdesc_1arg): Some SSE instructions are also part of
3357 Athlon's version of 3Dnow.
3358 (ix86_init_mmx_sse_builtins): Create 3Dnow builtins.
3359 (ix86_expand_builtin): Handle them.
3360 (ix86_hard_regno_mode_ok): Support V2SFmode if using 3Dnow.
3361 * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, TARGET_3DNOW,
3362 TARGET_3DNOW_A): New macros.
3363 (TARGET_SWITCHES): Add 3Dnow switches.
3364 (VALID_MMX_REG_MODE_3DNOW): New macro.
3365 (VECTOR_MODE_SUPPORTED_P): Use it.
3366 (enum ix86_builtins): Add entries for 3Dnow builtins.
3367 * config/i386/i386.md (movv2sf_internal, movv2sf, pushv2sf, pf2id,
3368 pf2iw, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, eqv2sf3,
3369 pfmaxv23sf3, pfminv2sf3, mulv2sf3, femms, prefetch_3dnow, prefetchw,
3370 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pavgusb, pfrcpv2sf2,
3371 pfrcpit1v2sf3, pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3,
3372 pmulhrwvhi3, pswapdv2si2, pswapdv2sf2): New patterns.
3373 (mmx_pmovmskb, mmx_maskmovq, sse_movntdi, umulv4hi3_highpart,
3374 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw,
3375 mmx_pshufw, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, sfence,
3376 sfence_insn, prefetch): Make these available if TARGET_SSE or
3379 Fri Sep 28 19:18:40 CEST 2001 Jan Hubicka <jh@suse.cz>
3381 * i386-protos.h (ix86_setup_incoming_varargs, ix86_va_arg,
3382 ix86_va_start, ix86_build_va_list): Declare.
3383 * i386.c (ix86_setup_incoming_varargs, ix86_va_arg,
3384 ix86_va_start, ix86_build_va_list): New global functions.
3385 * i386.md (sse_prologue_save_insn): New insn.
3386 (sse_prologue_save): New expander.
3387 * i386.h (EXPAND_BUILTIN_VA_ARG, EXPAND_BUILTIN_VA_START,
3388 BUILD_VA_LIST_TYPE, SETUP_INCOMING_VARARGS): New macros.
3390 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
3392 * cpplex.c (new_buff, _cpp_get_buff, _cpp_extend_buff):
3393 Use size_t everywhere, make definitions consistent with
3396 Fri Sep 28 14:59:34 CEST 2001 Jan Hubicka <jh@suse.cz>
3398 * gcse.c (replace_store_insn): Use delete_insn.
3399 * loop.c (move_movables): Likewise; avoid delete_insn
3400 from clobbering notes moved elsewhere.
3401 (check_dbra_loop): Use delete_insn.
3402 * ssa.c (convert_from_ssa): Likewise.
3403 * cse.c (cse_insn): Use delete_insn.
3405 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
3407 * cpphash.h (struct cpp_buff): Make unsigned.
3408 (_cpp_get_buff): Take length of size_t.
3409 (_cpp_unaligned_alloc): New.
3410 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
3411 (struct cpp_reader): Remove ident_pool. Add u_buff.
3412 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
3413 (cpp_destroy): Destroy u_buff, not ident_pool.
3414 * cpplex.c (parse_number, parse_string, save_comment,
3415 cpp_token_as_text): Update to use the unaligned buffer.
3416 (new_buff): Make unsigned.
3417 (_cpp_unaligned_alloc): New.
3418 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
3419 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
3421 (collect_args): Make unsigned.
3423 2001-09-27 Zack Weinberg <zack@codesourcery.com>
3425 * cpplex.c (cpp_output_token): Use a putc loop for
3426 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
3428 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
3429 * configure, config.in: Regenerate.
3430 * system.h: Replace fwrite and fprintf with their unlocked
3431 variants if available.
3433 2001-09-27 Richard Henderson <rth@redhat.com>
3435 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
3436 in favour of .eh_frame.
3438 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
3440 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
3442 (LIBCALL_VALUE): Likewise.
3444 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
3446 * cpphash.h: Update comment.
3447 * cpplex.c: Update comments.
3448 (_cpp_can_paste): Remove.
3449 * cpplib.h (_cpp_can_paste): Remove.
3450 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
3451 lexer rather than _cpp_can_paste.
3453 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
3455 * doc/cppinternals.texi: Update.
3457 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
3459 * cpphash.h (struct cpp_pool): Remove locks and locked.
3460 (struct cpp_context): Add member buff.
3461 (struct cpp_reader): Remove member argument_pool.
3462 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
3463 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
3464 * cpplex.c (chunk_suitable): Remove pool argument.
3465 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
3466 (new_buff, _cpp_extend_buff): Update.
3467 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
3468 which buffer is returned.
3469 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
3470 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
3471 * cppmacro.c (lock_pools, unlock_pools): Remove.
3472 (push_ptoken_context): Take a _cpp_buff.
3473 (enter_macro_context): Pool locking removed.
3474 (replace_args): Use a _cpp_buff for the replacement list with
3476 (push_token_context): Clear buff.
3477 (expand_arg): Use _cpp_pop_context.
3478 (_cpp_pop_context): Free a context's buffer, if any.
3480 2001-09-26 DJ Delorie <dj@redhat.com>
3482 * c-typeck.c (digest_init): Check for sizeless arrays.
3484 2001-09-26 Richard Henderson <rth@redhat.com>
3486 * optabs.c (init_one_libfunc): Create a dummy function type
3487 instead of using error_mark_node.
3489 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
3491 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
3492 _cpp_extend_buff, _cpp_free_buff): New.
3493 (struct cpp_reader): New member free_buffs.
3494 * cppinit.c (cpp_destroy): Free buffers.
3495 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
3496 _cpp_extend_buff, _cpp_free_buff): New.
3497 * cpplib.h (struct cpp_options): Remove unused member.
3498 * cppmacro.c (collect_args): New. Combines the old parse_arg
3499 and parse_args. Use _cpp_buff for memory allocation.
3500 (funlike_invocation_p, replace_args): Update.
3502 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
3504 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
3506 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
3508 * except.c (sjlj_mark_call_sites): Change address inside sequence.
3510 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
3512 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
3515 2001-09-25 Janis Johnson <janis187@us.ibm.com>
3516 Jim Wilson <wilson@redhat.com>
3518 * doc/install.texi (Specific, ia64-*-linux): Document.
3520 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
3522 * Makefile.in (cfgrtl.o): Add.
3523 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
3524 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
3525 free_aux_for_edge): Declare.
3527 (HAVE_return): Undefine.
3528 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
3529 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
3530 free_aux_for_edge): New global functions.
3531 (first_delete_block): New static variable.
3532 (init_flow): Clear first_delete_block.
3533 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
3534 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
3535 try_redirect_by_replacing_jump, last_loop_beg_note,
3536 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
3537 delete_insn, delete_insn_chain, create_basic_block_structure,
3538 create_basic_block, flow_delete_block, compute_bb_for_insn,
3539 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
3540 set_block_for_new_insns, split_block, merge_blocks_nomove,
3541 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
3542 redirect_edge_and_branch, force_nonfallthru_and_redirect,
3543 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
3544 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
3545 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
3546 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
3547 purge_all_dead_edges): Move to ....
3548 * cfgrtl.c: New file; .... Here.
3550 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
3551 (reroder_basic_block): Use alloc_aux_for_blocks.
3552 * predict.c (estimate_bb_frequencies): Likewise; use
3553 alloc_aux_for_edges.
3554 * profile.c (compute_branch_probabilities): Likewise.
3555 (branch_prob): Likewise.
3556 * reg-stack.c (reg_to_stack): Likewise.
3558 * emit-rtl.c (emit_insns_after): Never return NULL.
3560 * basic-block.h (set_block_for_new_insns): Delete.
3561 * cfgrtl.c (set_block_for_new_insns): Delete.
3563 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
3564 calls when crossjumping.
3566 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
3567 * unroll.c (copy_loop_body): Use delete_insn.
3569 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
3570 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
3571 keep_stack_depressed): Likewise.
3572 * gcse.c (cprop_cc0_jump): Likewise.
3573 * local-alloc.c (update_equiv_regs): Likewise.
3574 * loop.c (scan_loop, loop_delete_insns): Likewise.
3575 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
3576 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
3577 delete_output_reload, delete_address_reloads_1,
3578 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
3580 * sibcall.c (replace_call_placeholder): Likewise.
3581 * cse.c (cse_insn): Likewise.
3583 2001-09-25 Bernd Schmidt <bernds@redhat.com>
3585 From Graham Stott <grahams@redhat.com>
3586 (def_builtin): Only define builtins appropriate for target_flags. All
3588 (builtin_decsription): Add new field mask which is used to determine
3589 when to define the builtin via the macro def_builtin.
3591 (bdesc_comi): Initialise new mask fields.
3592 (bdesc_2srg): Likewise.
3593 (bdesc_1arg): Likewise.
3595 * config/i386/i386.c (ix86_init_builtins): Correct return type
3596 building v4hi_ftype_v4hi_int_int tree node.
3597 (ix86_expand_sse_comi): Fix typo swapping operands.
3598 Don't swap comparision condition, it is already swapped.
3599 (ix86_expand_sse_compare): Before swapping operands
3600 move operand 1 into new rtx and not the target rtx.
3601 Don't swap comparison condition, it is already swapped.
3602 Always check whether we need to create a new TARGET.
3604 * config/i386/i386.md: (sse_comi) Fix typos.
3605 (sse_ucomi): Likewise.
3606 (cvtss2si): Fix operand 0 contraint.
3607 (cvttss2si): Likewise.
3608 (sse_unpckhps): Fix mode for operand 2.
3609 (sse_unpcklps): Likewise.
3611 2001-09-25 Graham Stott <grahams@redhat.com>
3613 * sibcall.c (skip_copy_to_return_value): Tighten return value
3616 2001-09-24 David Edelsohn <edelsohn@gnu.org>
3618 * rs6000.c (lwa_operand): Address must be word aligned.
3620 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3622 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
3623 number has been set.
3624 (type_hash_mark): Mark type itself.
3626 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
3628 * c-lex.c (cb_def_pragma): Update.
3629 (c_lex): Update, and skip padding.
3630 * cppexp.c (lex, parse_defined): Update, remove unused variable.
3631 * cpphash.h (struct toklist): Delete.
3632 (union utoken): New.
3633 (struct cpp_context): Update.
3634 (struct cpp_reader): New members eof, avoid_paste.
3635 (_cpp_temp_token): New.
3636 * cppinit.c (cpp_create_reader): Update.
3637 * cpplex.c (_cpp_temp_token): New.
3638 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
3639 (cpp_output_token): Don't print leading whitespace.
3640 (cpp_output_line): Update.
3641 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
3642 do_include_common, do_line, do_ident, do_pragma,
3643 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
3644 parse_assertion): Update.
3645 (get_token_no_padding): New.
3646 * cpplib.h (CPP_PADDING): New.
3647 (AVOID_LPASTE): Delete.
3648 (struct cpp_token): New union member source.
3649 (cpp_get_token): Update.
3650 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
3651 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
3652 replace_args, quote_string, stringify_arg, parse_arg, next_context,
3653 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
3654 _cpp_backup_tokens, _cpp_create_definition): Update.
3655 (push_arg_context): Delete.
3656 (padding_token, push_token_context, push_ptoken_context): New.
3657 (make_string_token, make_number_token): Update, rename.
3658 (cpp_get_token): Update to handle tokens as pointers to const,
3659 and insert padding appropriately.
3660 * cppmain.c (struct printer): New member prev.
3661 (check_multiline_token): Constify.
3662 (do_preprocessing, cb_line_change): Update.
3663 (scan_translation_unit): Update to handle spacing.
3664 * scan-decls.c (get_a_token): New.
3665 (skip_to_closing_brace, scan_decls): Update.
3666 * fix-header.c (read_scan_file): Update.
3668 * doc/cpp.texi: Update.
3670 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3672 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
3673 leak by passing malloc'ed pointer to reconcat, not concat.
3675 2001-09-24 DJ Delorie <dj@redhat.com>
3677 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
3679 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
3681 * flow.c (delete_dead_jumptables): Delete jumptable if the only
3682 reference is from the literal pool.
3684 2001-09-24 Janis Johnson <janis187@us.ibm.com>
3686 * doc/install.texi (Final install): Request additional information
3687 in mail about successful builds.
3689 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
3691 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
3692 initial value of return pointer register instead of value in frame-20.
3695 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
3697 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
3698 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
3699 the libcall if there isn't a referenced identifier for the symbol.
3701 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
3703 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
3704 non 64-bit machines. Use these as a plabel for the trampoline.
3705 (TRAMPOLINE_SIZE): Adjust size for new words.
3706 (INITIALIZE_TRAMPOLINE): Initialize new words.
3707 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
3708 pointer to the plabel in the trampoline.
3710 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
3712 * pa.c (function_arg): Pass floating arguments in both general and
3713 floating registers in indirect (dynamic) calls when generating code
3714 for the 32 bit ABI and the HP assembler.
3716 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3718 * doc/install.texi: Markup fixes.
3719 Use Solaris 2, SunOS 4 as appropriate.
3720 (Specific, *-*-solaris2*): Explain this.
3721 Unconditionally warn against /usr/ucb tools.
3722 Remove Sun as warning, obsolete.
3723 Move X11 header bug workaround here, update patches.
3724 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
3725 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
3727 2001-09-23 Zack Weinberg <zack@codesourcery.com>
3729 * errors.h (warning, error, fatal, internal_error): Don't mark
3730 with ATTRIBUTE_PRINTF_n.
3731 * toplev.h (internal_error, fatal_io_error, warning, error,
3732 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
3733 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
3736 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3738 * function.c (pop_function_context_from): var_refs_queue
3739 and temp slots now in GC memory.
3740 (mark_function_status, free_after_compilation): Likewise;
3741 also struct function now in GC memory.
3742 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
3743 (combine_temp_slots): Likewise.
3744 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
3745 (prepare_function_start): Use GC memory for struct function.
3746 (mark_temp_slot): Deleted.
3747 (gcc_mark_struct_function): struct function now in GC memory.
3749 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
3750 code for division, not modulus.
3752 * rtl.def (MEM): Remove obsolete part of comment.
3754 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
3756 * c-format.c (init_function_format_info): Check __builtin_printf
3757 and __builtin_fprintf even if -ffreestanding. Check C99 functions
3760 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3762 * c-common.c (format_attribute_table): Remove decl.
3763 * tree.h (format_attribute_table, lang_attribute_table): New decls.
3764 (lang_attribute_common): Likewise.
3766 * function.c (fix_lexical_address): Use set_mem_alias_set.
3767 (expand_function_start): Likewise.
3768 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
3770 * varasm.c (output_constant): Fix unused variable warning.
3772 * attribs.c: New file, from c-common.c.
3773 (attribute_tables): Now four elements.
3774 (format_attribute_table, lang_attribute_common): New variables.
3775 (init_attributes): Reflect above changes.
3776 (handle_mode_attribute): Delete check for wider than uintmax.
3777 * c-common.c: Delete parts moved to attribs.c.
3778 (enum attrs): Deleted; unused.
3779 (c_format_attribute_table): New variable.
3780 (c_common_lang_init): Initialize format_attribute_table with it.
3781 * c-common.h (decl_attributes): Remove decl.
3782 * tree.h (decl_attribute): Move it to here.
3783 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
3784 (attribs.o): New rule.
3786 2001-09-22 Andreas Jaeger <aj@suse.de>
3788 * builtins.c (c_getstr): Remove unused variable.
3790 2001-09-21 Richard Henderson <rth@redhat.com>
3792 * reload1.c (reload): Use delete_insn instead of splatting
3795 2001-09-21 Richard Henderson <rth@redhat.com>
3797 * reload.c (push_secondary_reload): Don't check for "=" in output
3798 constraint after ""->ALL_REGS check.
3800 2001-09-21 Richard Henderson <rth@redhat.com>
3802 * predict.c (expected_value_to_br_prob): Use pc_set.
3804 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
3805 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
3807 2001-09-21 Richard Henderson <rth@redhat.com>
3809 * rtl.h (LCT_RETURNS_TWICE): New.
3810 * calls.c (emit_call_1): Set current_function_calls_setjmp for
3812 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
3813 to ECF_RETURNS_TWICE.
3814 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
3817 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
3819 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
3820 (JMP_BUF_SIZE): New.
3822 2001-09-21 Richard Henderson <rth@redhat.com>
3824 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
3827 2001-09-21 Richard Henderson <rth@redhat.com>
3829 * tree.def (FDESC_EXPR): New.
3830 * expr.c (expand_expr): Handle it.
3831 * varasm.c (initializer_constant_valid_p): Likewise.
3832 (output_constant): Likewise.
3833 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
3834 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
3835 (ASM_OUTPUT_FDESC): New.
3836 * doc/tm.texi: Document the new macros.
3838 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
3840 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
3841 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
3842 once merging is complete.
3844 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3846 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
3848 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
3850 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
3851 that would be invalid after a merge.
3853 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
3855 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
3856 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
3858 (flow_delete_insn): This one.
3859 (delete_insn_chain): Rename from ...; do not care labels.
3860 (flow_delete_insn_chain): ... this one.
3861 (flow_delete_block): Remove the insns one BB has been expunged.
3862 (merge_blocks_nomove): Likewise.
3863 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
3864 updating BB boundaries.
3865 (tidy_fallthru_edge): Likewise.
3866 (commit_one_edge_insertion): Likewise.
3867 * cfgbuild.c (find_basic_block): Likewise.
3868 (find_basic_blocks_1): Likewise.
3869 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
3870 (try_crossjump_to_edge): Likewise.
3871 (try_optimize_cfg): Likewise.
3872 * cse.c (delete_trivially_dead_insns): Likewise.
3873 * df.c (df_insn_delete): Likewise.
3874 * doloop.c (doloop_modify): Use delete_related_insns.
3875 * emit-rtl.c (try_split): Likewise.
3876 (remove_insn): Update BB boundaries.
3877 * expect.c (connect_post_landing_pads): Use delete_related_insns.
3878 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
3879 updating BB boundaries.
3880 (propagate_block_delete_insn): Likewise.
3881 (propagate_block_delete_libcall): Likewise.
3882 * function.c (delete_handlers): Use delete_related_insns.
3883 (thread_prologue_and_epilogue_insns): Likewise.
3884 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
3885 * genpeep.c (gen_peephole): Use delete_related_insns.
3886 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
3888 (find_cond_trap): Likewise.
3889 * integrate.c (save_for_inline): Use delete_related_insns.
3890 (copy_insn_list): Likewise.
3891 * jump.c (pruge_linie_number_notes): Likewise.
3892 (duplicate_loop_exit_test): Likewise.
3893 (delete_computation): Likewise.
3894 (delete_related_insn): Rename from ...; use delete_insn
3895 (delete_insn): ... this one.
3896 (redirect_jump): Use delete_related_insns.
3897 * loop.c (scan_loop): Likewise.
3898 (move_movables): Likewise.
3899 (find_and_verify_loops): Likewise.
3900 (check_dbra_loop): Likewise.
3901 * recog.c (peephole2_optimize): Likewise.
3902 * reg-stack.c (delete_insn_for_stacker): Remove.
3903 (move_for_stack_reg): Use delete_insn.
3904 * regmove.c (combine_stack_adjustments_for_block): Likewise.
3905 * reload1.c (delete_address_reloads): Use delete_related_insns.
3906 (fixup_abnormal_edges): Use delete_insn.
3907 * recog.c (emit_delay_sequence): Use delete_related_insns.
3908 (delete_from-delay_slot): Likewise.
3909 (delete_scheduled_jump): likewise.
3910 (optimize_skip): Likewise.
3911 (try_merge_delay_insns): Likewise.
3912 (full_simple_delay_slots): Likewise.
3913 (fill_slots_from_thread): Likewise.
3914 (relax_delay_slots): Likewise.
3915 (make_return_insns): Likewise.
3916 (dbr_schedule): Likewise.
3917 * rtl.h (delete_insn): Rename to delete_related_insns.
3918 (delete_insn, delete_insn_chain): New prototypes.
3919 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
3920 by df_insn_delete already.
3921 * ssa-dce.c (delete_insn_bb): Use delete_insn.
3922 * ssa.c (convert_from_ssa): Use delete_related_insns.
3923 * unroll.c (unroll_loop): Likewise.
3924 (calculate_giv_inc): Likewise.
3925 (copy_loop_body): Likewise.
3927 * i386-protos.h (ix86_libcall_value, ix86_function_value,
3928 ix86_function_arg_regno_p, ix86_function_arg_boundary,
3929 ix86_return_in_memory, ix86_function_value): Declare.
3930 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
3931 new static valurables.
3932 (x86_64_reg_class): New enum
3933 (x86_64_reg_class_name): New array.
3934 (classify_argument, examine_argument, construct_container,
3935 merge_classes): New static functions.
3936 (optimization_options): Enable flag_omit_frame_pointer and disable
3937 flag_pcc_struct_return on 64bit.
3938 (ix86_libcall_value, ix86_function_value,
3939 ix86_function_arg_regno_p, ix86_function_arg_boundary,
3940 ix86_return_in_memory, ix86_function_value): New global functions.
3941 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
3942 (function_arg_advance): Handle x86_64 passing conventions.
3943 (function_arg): Likewise.
3944 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
3945 (RETURN_IN_MEMORY): Move offline.
3946 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
3947 (FUNCTION_VALUE_REGNO_P): New macro.
3948 (FUNCTION_ARG_REGNO_P): Move offline.
3949 (struct ix86_args): Add maybe_vaarg.
3950 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
3951 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
3953 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
3955 * s390.md: Changed attributes for scheduling.
3956 * s390.c: (s390_adjust_cost, s390_adjust_priority)
3959 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
3961 Table-driven attributes.
3962 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
3963 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
3964 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
3965 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
3966 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
3967 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
3968 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
3969 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
3970 * tree.h (struct tree_decl): Change machine_attributes to
3972 * doc/c-tree.texi: Document that all attributes are now attached
3974 * c-common.c (add_attribute, attrtab, attrtab_idx,
3975 default_valid_lang_attribute, valid_lang_attribute): Remove.
3976 (attribute_tables, attributes_initialized,
3977 c_common_attribute_table, default_lang_attribute_table): New
3979 (handle_packed_attribute, handle_nocommon_attribute,
3980 handle_common_attribute, handle_noreturn_attribute,
3981 handle_unused_attribute, handle_const_attribute,
3982 handle_transparent_union_attribute, handle_constructor_attribute,
3983 handle_destructor_attribute, handle_mode_attribute,
3984 handle_section_attribute, handle_aligned_attribute,
3985 handle_weak_attribute, handle_alias_attribute,
3986 handle_no_instrument_function_attribute,
3987 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
3988 handle_no_limit_stack_attribute, handle_pure_attribute): New
3990 (init_attributes, decl_attributes): Rewrite to implement
3991 table-driven attributes.
3992 * c-common.h (enum attribute_flags): Move to tree.h.
3993 * c-format.c (decl_handle_format_attribute,
3994 decl_handle_format_arg_attribute): Rename to
3995 handle_format_attribute and handle_format_arg_attribute. Update
3996 for table-driven attributes.
3997 * c-common.h (decl_handle_format_attribute,
3998 decl_handle_format_arg_attribute): Remove prototypes.
3999 (handle_format_attribute, handle_format_arg_attribute): Add
4001 * c-decl.c (grokdeclarator): Handle attributes nested inside
4003 * c-parse.in (setattrs, maybe_setattrs): Remove.
4004 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
4005 Update to handle nested attributes properly.
4006 (maybe_resetattrs, after_type_declarator,
4007 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
4008 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
4010 (make_pointer_declarator): Update to handle nested attributes
4012 * doc/extend.texi: Update documentation of limits of attributes
4013 syntax. Warn about problems with attribute semantics in C++.
4014 * target.h (struct target): Remove valid_decl_attribute and
4015 valid_type_attribute. Add attribute_table and
4016 function_attribute_inlinable_p.
4017 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
4018 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
4019 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
4021 (TARGET_INITIALIZER): Update.
4022 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
4024 (function_attribute_inlinable_p): New function. Check for the
4025 presence of any machine attributes before using
4026 targetm.function_attribute_inlinable_p.
4027 (function_cannot_inline_p): Update.
4028 * Makefile.in (integrate.o): Update dependencies.
4029 * doc/tm.texi: Update documentation of target attributes and
4030 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
4031 * tree.c (default_valid_attribute_p, valid_machine_attribute):
4033 (default_target_attribute_table,
4034 default_function_attribute_inlinable_p): New.
4035 (lookup_attribute): Update comment to clarify handling of multiple
4036 attributes with the same name.
4037 (merge_attributes, attribute_list_contained): Allow multiple
4038 attributes with the same name but different arguments to appear in
4039 the same attribute list.
4040 * tree.h (default_valid_attribute_p): Remove prototype.
4041 (struct attribute_spec): New.
4042 (default_target_attribute_table): Declare.
4043 (enum attribute_flags): Move from c-common.h. Add
4044 ATTR_FLAG_TYPE_IN_PLACE.
4045 (default_function_attribute_inlinable_p): Declare.
4046 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
4047 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4048 (TARGET_ATTRIBUTE_TABLE): Define.
4049 (vms_attribute_table): New.
4050 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
4051 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4052 (TARGET_ATTRIBUTE_TABLE): Define.
4053 (arc_attribute_table, arc_handle_interrupt_attribute): New.
4054 * config/arm/arm.c (arm_valid_type_attribute_p,
4055 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
4057 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
4059 (TARGET_ATTRIBUTE_TABLE): Define.
4060 (arm_attribute_table, arm_handle_fndecl_attribute,
4061 arm_handle_isr_attribute): New.
4062 * config/avr/avr.c (avr_valid_type_attribute,
4063 avr_valid_decl_attribute): Remove.
4064 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
4066 (TARGET_ATTRIBUTE_TABLE): Define.
4067 (avr_attribute_table, avr_handle_progmem_attribute,
4068 avr_handle_fndecl_attribute): New.
4069 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
4070 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4071 (TARGET_ATTRIBUTE_TABLE): Define.
4072 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
4073 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
4074 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4075 (TARGET_ATTRIBUTE_TABLE): Define.
4076 (h8300_attribute_table, h8300_handle_fndecl_attribute,
4077 h8300_handle_eightbit_data_attribute,
4078 h8300_handle_tiny_data_attribute): New.
4079 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
4080 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
4082 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
4084 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
4085 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
4087 (TARGET_ATTRIBUTE_TABLE): Define.
4088 (ix86_attribute_table, ix86_handle_cdecl_attribute,
4089 ix86_handle_regparm_attribute): New.
4090 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
4091 i386_pe_valid_type_attribute_p): Remove.
4092 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
4093 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
4094 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4095 (TARGET_ATTRIBUTE_TABLE): Define.
4096 (ia64_attribute_table): New.
4097 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
4098 interrupt_ident2, model_ident1, model_ident2): Remove.
4099 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4100 (TARGET_ATTRIBUTE_TABLE): Define.
4101 (init_idents): Update.
4102 (m32r_attribute_table, m32r_handle_model_attribute): New.
4103 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
4105 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4106 (TARGET_ATTRIBUTE_TABLE): Define.
4107 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
4108 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
4109 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4110 (TARGET_ATTRIBUTE_TABLE): Define.
4111 (mcore_attribute_table, mcore_handle_naked_attribute): New.
4112 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
4113 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4114 (TARGET_ATTRIBUTE_TABLE): Define.
4115 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
4116 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
4117 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4118 (TARGET_ATTRIBUTE_TABLE): Define.
4119 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
4120 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
4121 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4122 (TARGET_ATTRIBUTE_TABLE): Define.
4123 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
4124 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
4126 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
4128 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
4129 (TARGET_ATTRIBUTE_TABLE): Define.
4130 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
4132 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
4133 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4134 (TARGET_ATTRIBUTE_TABLE): Define.
4135 (v850_attribute_table, v850_handle_interrupt_attribute,
4136 v850_handle_data_area_attribute): New.
4137 * config/v850/v850-c.c (mark_current_function_as_interrupt):
4138 Return void. Call decl_attributes instead of
4139 valid_machine_attribute.
4141 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
4143 * sh-protos.h (sh_pr_n_sets): Declare.
4144 * sh.c (calc_live_regs): If the initial value for PR has been copied,
4145 look at the copy to determine if PR needs to be saved.
4146 sh_pr_n_sets: New function.
4147 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
4148 (ALLOCATE_INITIAL_VALUE): Define.
4150 * sh.c (initial_elimination_offset):
4151 Fix RETURN_ADDRESS_POINTER_REGNUM case.
4153 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
4155 * integrate.c (allocate_initial_values): New function.
4156 * integrate.h (allocate_initial_values): Declare.
4157 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
4159 * reload1.c (reload): And initialization of reg_equiv_memory_loc
4161 * toplev.c (rest_of_compilation): To here.
4162 Call allocate_initial_values.
4163 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
4165 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4167 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
4169 2001-09-20 DJ Delorie <dj@redhat.com>
4171 * c-typeck.c (really_start_incremental_init): Discriminate
4172 between zero-length arrays and flexible arrays.
4173 (push_init_level): Detect zero-length arrays and handle them
4174 like fixed-sized arrays.
4175 * expr.c (store_constructor): Handle zero-length arrays and
4176 flexible arrays correctly.
4177 * doc/extend.texi: Update zero-length array notes.
4179 2001-09-20 Jim Wilson <wilson@redhat.com>
4181 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
4182 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
4183 for issue port conflicts.
4184 (cycle_end_fill_slots): TYPE_L instructions take two slots.
4186 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
4188 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
4191 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4193 * fold-const.c (hashtab.h): Include.
4194 (int_const_binop): Remove FORSIZE arg and compute from type; all
4196 Call size_int_type_wide for all single-word constants.
4197 (size_htab_hash, size_htab_eq): New functions.
4198 (size_int_type_wide): Rework to use hash table.
4199 * ggc-common.c (hashtab.h): Include.
4200 (struct d_htab_root): New struct.
4201 (d_htab_roots): New variable.
4202 (ggc_add_deletable_htab, ggc_htab_delete): New functions
4203 (ggc_mark_roots): Handle deletable htabs.
4204 * ggc-page.c (ggc_marked_p): New function.
4205 * ggc-simple.c (ggc_marked_p): Likewise.
4206 * ggc.h: Reformatting throughout.
4207 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
4208 * tree.c (init_obstacks): Make type_hash_table a deletable root.
4209 (type_hash_add): Allocate struct type_hash from GC memory.
4210 (mark_hash_entry, mark_type_hash): Deleted.
4211 (type_hash_marked_p, type_hash_mark): New functions.
4212 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
4214 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
4216 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
4219 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4221 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
4222 array-too-large test for signed sizetype.
4224 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
4226 * i386.md (indirect_jump): Allow Pmode operand.
4227 (tablejump): LIkewise; perform expansion to 64bit mode.
4228 * i386.c (symbolic_operand): Allow 64bit PIC references.
4229 (pic_symbolic_operand): Likewise.
4230 (ix86_find_base_term): Strip the 64bit PIC references.
4231 (legitimate_pic_address_disp_p): Handle 64bit PIC.
4232 (legitimize_pic_address): Likewise.
4233 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
4234 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
4236 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
4238 * stringpool.c (get_identifier_with_length): New function.
4239 * tree.h (get_identifier_with_length): New prototype.
4241 2001-09-19 Alan Modra <amodra@bigpond.net.au>
4242 David Edelsohn <edelsohn@gnu.org>
4245 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
4246 already sign-extended.
4248 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
4249 * config/rs6000/rs6000.c (logical_operand): Always compare op as
4251 (rs6000_emit_set_long_const): Avoid unnecessary shift.
4252 (output_profile_hook): Declare label_name const.
4253 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
4254 to match constraints.
4256 2001-09-19 Stan Shebs <shebs@apple.com>
4258 * alias.c: Fix typos in comments.
4259 * sched-rgn.c (init_ready_list): Ditto.
4260 * unwind-dw2.c (uw_frame_state_for): Ditto.
4261 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
4262 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
4263 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
4265 2001-09-19 Richard Henderson <rth@redhat.com>
4267 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
4269 * Makefile.in (cfg.o): Depend on TM_P_H.
4271 2001-09-19 Richard Henderson <rth@redhat.com>
4273 * config/alpha/alpha.c (local_symbol_p): Split out from ...
4274 (local_symbolic_operand): ... here.
4275 (small_symbolic_operand): Check mode.
4276 (global_symbolic_operand): New.
4277 (input_operand): Reject symbolics if explicit relocs.
4278 (call_operand): Tidy.
4279 (alpha_legitimize_address): Use movdi_er_high_g.
4280 (alpha_expand_mov): Likewise.
4281 * config/alpha/alpha-protos.h: Update.
4282 * config/alpha/alpha.h (PREDICATE_CODES): Update.
4283 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
4284 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
4285 (UNSPECV_LDGP2): Remove.
4286 (all call patterns): Use 's' not 'i' for symbolic constraint.
4287 (call_osf call_value_osf): Use call_operand.
4288 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
4289 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
4290 (prologue_ldgp_1_er): Remove.
4291 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
4292 (builtin_setjmp_receiver_er patterns): Use them.
4293 (exception_receiver_er): Likewise.
4295 2001-09-19 Richard Henderson <rth@redhat.com>
4297 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
4299 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
4300 and NON_LOCAL_GOTO notes.
4301 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
4302 copy over CALL_INSN_FUNCTION_USAGE.
4304 2001-09-18 Catherine Moore <clm@redhat.com>
4306 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
4309 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
4311 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
4312 new-style tm_file specification. Specify correct tm_p_file,
4313 md_file, and out_file for s390x.
4315 * config/s390/linux.h, linux64.h: Don't include other target
4316 macro header files. Now handled via tm_file.
4318 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
4319 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
4320 are defined before use.
4322 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
4324 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
4325 code generation only for Gnu assembler.
4327 2001-09-18 Catherine Moore <clm@redhat.com>
4329 * config/stormy16 (LIB_SPEC): Remove -lnosys.
4331 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
4333 * config/mips/mips.c (mips_frame_set): New.
4334 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
4335 a parallel frame-related expression with a set for each register.
4337 2001-09-18 Philip Blundell <philb@gnu.org>
4339 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
4342 2001-09-17 Dale Johannesen <dalej@apple.com>
4344 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
4345 * config/rs6000/aix.h (FIXED_R2): Define.
4346 * config/rs6000/darwin.h (FIXED_R2): Define.
4347 * config/rs6000/sysv4.h (FIXED_R2): Define.
4349 2001-09-17 Jeff Sturm <jsturm@one-point.com>
4351 * except.c (dw2_build_landing_pads): New local
4352 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
4353 barrier after clobbers. Fixes c++/4012.
4355 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4357 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
4359 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
4361 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
4362 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
4364 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4366 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
4369 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
4371 * cpphash.h (_cpp_lex_direct): New.
4372 * cpplex.c (_cpp_lex_token): Update.
4373 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
4374 and increment that pointer.
4375 * cppmacro.c (alloc_expansion_token): New.
4376 (lex_expansion_token): Lex macro expansion directly into
4379 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
4381 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
4383 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
4385 * basic-block.h (free_bb_for_insn): Declare.
4386 * bb-reorder.c (label_for_bb): Use block_label.
4387 (emit_jump_to_block_after): Remove.
4388 (insert_intra_1): Do not update block_for_insn.
4389 (insert_inter_bb_scope_notes): Likewise; update bb->end
4390 * cfg.c (free_bb_for_insn): New.
4391 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
4392 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
4393 (commit_one_edge_insertion): Likewise.
4394 (commit_one_edge_insertion): Do not update BB boundary.
4395 (commit_edge_insertions): Do not call compute_bb_for_insn.
4396 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
4397 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
4398 (merge_blocks_move_successor_nojumps): Likewise.
4399 (try_crossjump_to_edge): Do not update block_for_insn.
4400 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
4401 * df.c (df_pattern_emit_later): Do not update BB boundary.
4402 (df_jump_pattern_emit_after): Likewise.
4403 (df_insn_move_before): Use emit_insn_before.
4404 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
4406 (add_insn_after, add_insn_before, emit_insns_after): Update BB
4407 boundaries and basic_block_for_insn.
4408 (reorder_insns_nobb): Rename from reorder_insns.
4409 (reorder_insns): New.
4410 (emit_block_insn_before, emit_block_insn_after): Kill.
4411 * flow.c (check_function_return_warnings): Do not call
4412 compute_bb_for_insn; Do not free basic_block_for_insn.
4413 (attempt_auto_inc): Do not update basic_block_for_insn.
4414 * function.c (emit_return_into_block): Likewise;
4415 do not update BB boundaries.
4416 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
4417 (insert_insn_end_bb): Use emit_insn_before; Likewise.
4418 (pre_insert_copy_insn): Likewise.
4419 (update_ld_motion_notes): Likewise.
4420 (insert_insn_start_bb): Likewise.
4421 (replace_store_insn): Likewise.
4422 * ifcvt.c (noce_process_if_block): Likewise.
4423 (if_convert): Do not call compute_bb_for_insn.
4424 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
4425 Use emit_insn_before and emit_insn_after.
4426 * recog.c (split_all_insns): Do not update BB boundaries;
4427 Do not call compute_bb_for_insn.
4428 (peephole2_optimize): Do not update BB boundaries.
4429 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
4431 (emit_swap_insn): Likewise.
4432 (convert_regs_1): Likewise.
4433 * reload1.c (reload): Call compute_bb_for_insn.
4434 * rtl.h (reorder_insns_nobb): Declare.
4435 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
4436 * toplev.c (rest_of_compilation): Call free_bb_for_insn
4437 at places CFG is invalidated; do not call compute_bb_for_insn.
4439 * cfg.c (expunge_block): Invalidate BB structure.
4441 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
4444 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
4446 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
4448 * cpphash.h (_cpp_lex_token): Update prototype.
4449 * cpplex.c (_cpp_lex_token): New prototype.
4450 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
4451 lex_macro_node, read_flag, do_pragma_poison): Update.
4452 * cppmacro.c (cpp_get_token, parse_params,
4453 lex_expansion_token): Update.
4455 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
4457 * cppmain.c (scan_translation_unit): Don't worry about
4458 putting a space after hashes.
4459 * cpplib.c (directive_diagnostics): New.
4460 (_cpp_handle_directive): Update to use directive_diagnostics.
4461 (run_directive): Don't toggle prevent_expansion.
4462 (do_line): Backup in case of the line extension.
4463 * cpplib.h (cpp_lexer_pos): Remove.
4464 * cppmacro.c (_cpp_create_definition): Precede a leading #
4467 2001-09-15 Richard Henderson <rth@redhat.com>
4469 * c-typeck.c (comptypes): Handle zero-length arrays properly.
4471 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4473 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
4475 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4477 PR preprocessor/3571
4478 * tradcpp.c (handle_directive): Skip non-vertical space.
4480 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4482 * cppmain.c (setup_callbacks): Set line callback only
4483 if outputting preprocessed source.
4485 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4487 * collect2.c (main): Const-ification.
4488 * gcc.c (translate_options, process_command): Use xstrdup in
4489 lieu of xmalloc/strcpy.
4490 (main): Use concat in lieu of xmalloc/strcpy/strcat.
4492 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4494 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
4497 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4499 * scan-decls.c (scan_decls): Fix typo.
4501 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4503 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
4504 Split mlstring_pos into mls_line and mls_col.
4505 * cppinit.c (cpp_create_reader): Initialize line to 1.
4506 (cpp_destroy): Free tokenruns.
4507 (push_include): Don't update lexer_pos.
4508 * cpplex.c (unterminated, parse_string): Update.
4509 (lex_token): Don't update lexer_pos, update.
4510 * cpplib.c (if_stack): Save line instead of line + col.
4511 (start_directive, _cpp_do__Pragma, do_else, do_elif,
4512 push_conditional, _cpp_pop_buffer): Update.
4513 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
4514 (_cpp_create_definition): Update.
4516 2001-09-15 Eric Christopher <echristo@redhat.com>
4518 * config/mips/abi64.h: Add support for MEABI.
4520 2001-09-15 Eric Christopher <echristo@redhat.com>
4522 * config/mips/mips.md: Add unspec #2.
4524 (reload_outdi): Ditto.
4525 (reload_outsi): Ditto.
4528 2001-09-15 Eric Christopher <echristo@redhat.com>
4529 Jason Eckhardt <jle@redhat.com>
4531 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
4532 * config/mips/isa32-linux.h: New file.
4533 * config/mips/isa3264.h: Ditto.
4534 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
4535 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
4536 (output_block_mode): Support MEABI.
4537 (function_arg): Ditto. Fix floating point arg passing.
4538 (mips_va_start): Ditto.
4539 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
4541 (mips_asm_file_start): Add new section to pass abi to gdb.
4542 (function_arg_pass_by_reference): Support MEABI.
4543 (mips_parse_cpu): Support mips32 and mips64 processors.
4544 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
4545 TARGET_MIPS5KC. Support isa32 and isa64.
4546 (processor_type): Add r4kc, r5kc, r20kc.
4547 (GENERATE_MULT3_SI): New.
4548 (GENERATE_MULT3_DI): Ditto.
4549 (GENERATE_MULT3): Remove.
4550 (ISA_HAS_64BIT_REGS): Add isa == 64.
4551 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
4552 (ISA_HAS_MADD_MSUB): New.
4553 (ISA_HAS_CLZ_CLO): Ditto.
4554 (ISA_HAS_DCLZ_DCLO): Ditto.
4555 (ABI_GAS_ASM_SPEC): New.
4556 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
4559 (SUBTARGET_CC1_SPEC): Ditto.
4560 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
4561 (PAD_VARARGS_DOWN): Support MEABI.
4562 (HARD_REGNO_NREGS): Move to mips.c.
4563 (ASM_OUTPUT_IDENT): Add #undef.
4564 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
4565 (mulsi3): Use GENERATE_MULT3_SI.
4566 (mulsi3_mult3): Ditto. Support mips32, mips64.
4567 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
4568 (mul_sub_si): New pattern.
4569 (unnamed splitters): New.
4570 (muldi3): Use GENERATE_MULT3_DI.
4571 (muldi3_internal2): Ditto.
4572 (movdicc): Support mips32.
4573 * config/mips/t-isa3264: New file.
4575 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
4577 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
4578 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
4579 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
4581 * reorg.c (fill_slots_from_thread): After call to
4582 steal_delay_list_from_target, update own_thread as new_thread may
4585 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
4587 * cpperror.c (print_location): Take line and column, for
4588 default positioning use the previously lexed token.
4589 (_cpp_begin_message): Take line and column.
4590 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
4591 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
4592 * cpphash.h (_cpp_begin_message): Update prototype.
4593 * cppinit.c (push_include): Don't set output line.
4594 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
4595 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
4596 (do_pragma): Kludge for front ends. Don't expand macros at all.
4597 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
4598 (struct cpp_token): Remove output_line.
4599 (struct cpp_callbacks): New member line_change.
4600 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
4601 cpp_get_token): Preserve BOL flag.
4602 (cpp_get_line): Remove.
4603 (_cpp_backup_tokens): Remove useless abort().
4604 * cppmain.c (cb_line_change): New.
4605 (scan_translation_unit): Don't worry about starting new lines here.
4606 * scan-decls.c (scan_decls): Update.
4607 * c-lex.c (c_lex, init_c_lex): Update.
4608 (cb_line_change, src_lineno): New.
4610 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
4612 * tree.c (append_random_chars): Generate the random
4613 characters in a reproducable fashion.
4615 2001-09-14 Richard Henderson <rth@redhat.com>
4617 * config/i386/i386.c (internal_label_prefix): New.
4618 (internal_label_prefix_len): New.
4619 (override_options): Set them.
4620 (local_symbolic_operand): New.
4621 (legitimate_pic_address_disp_p): Use it.
4622 (legitimize_pic_address): Likewise.
4624 2001-09-14 Marc Espie <espie@openbsd.org>
4626 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
4629 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4631 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
4632 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
4634 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
4636 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
4637 invocation of SUBREG_REGNO_OFFSET.
4639 * haifa-sched.c: Fix typo in FSF copyright statement.
4640 * sched-deps.c: Fix typo in FSF copyright statement.
4641 * sched-ebb.c: Fix typo in FSF copyright statement.
4642 * sched-rgn.c: Fix typo in FSF copyright statement.
4643 * sched-vis.c: Fix typo in FSF copyright statement.
4645 * config.gcc: Move inclusion of arm elf specific header files
4646 from the files themselves into the tm_file variable. Make
4647 sure that elfos.h is included before target specific elf
4649 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
4651 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
4652 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
4653 ASM_OUTPUT_CASE_LABEL): Protect definition.
4654 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
4655 not already defined.
4656 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
4657 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
4658 Remove duplicate definition.
4659 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
4660 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
4661 (RDATA_SECTION_FUNCTION): Remove redundant definition.
4662 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
4663 Remove inclusion of arm/elf.h.
4664 * config/arm/unknown-elf.h: as for conix-elf.h.
4665 (STARTFILE_SPEC): Include crti.o and crtn.o.
4666 * config/arm/linux-elf.h: as for conix-elf.h.
4667 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
4668 * config/arm/strongarm-elf.h: Remove inclusion of
4670 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
4671 * config/arm/unknown-elf-oabi.h: Remove inclusion of
4672 unknown-elf.h and elf.h.
4673 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
4674 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
4675 ASM_WEAKEN_LABEL): Remove redundant definition.
4676 * config/arm/elf.h: Test for inclusion of elfos.h
4677 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
4678 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
4679 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
4680 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
4681 redundant definition.
4682 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
4683 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
4684 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
4685 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
4686 Add rules to build crti.o and crtn.o
4687 * crti.asm: New file.
4688 * crtn.asm: New file.
4690 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
4692 * c-parse.in (_yylex): Use _cpp_backup_tokens.
4693 * cpphash.h (struct tokenrun): Add prev.
4694 (struct lexer_state): Remove bol.
4695 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
4696 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
4698 * cppinit.c (cpp_create_reader): Don't set bol.
4699 (cpp_destroy): Don't free lookaheads.
4700 * cpplex.c (lex_directive): Remove.
4701 (next_tokenrun): Update.
4702 (_cpp_lex_token): Clean up logic.
4703 (lex_token): Update to return a pointer to lexed token, since it
4704 can move to the start of the buffer. Simpify newline handling.
4705 * cpplib.c (SEEN_EOL): Update.
4706 (skip_rest_of_line): Remove lookahead stuff.
4707 (end_directive): Line numbers are already incremented. Revert
4708 to start of lexed token buffer if we can.
4709 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
4710 parse_answer): Use _cpp_backup_tokens.
4711 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
4712 instead. Don't check for EOL.
4713 (do_include_common, do_line, do_pragma_system_header): Use
4715 * cpplib.h (BOL, _cpp_backup_tokens): New.
4716 * cppmacro.c (save_lookahead_token, take_lookahead_token,
4717 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
4718 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
4719 (builtin_macro): Don't use cpp_get_line.
4720 (cpp_get_line): Short term kludge.
4721 (parse_arg): Handle directives in arguments here. Back up when
4722 appropriate. Store EOF at end of argument list.
4723 (funlike_invocation_p): Use _cpp_backup_tokens.
4724 (push_arg_context): Account for EOF at end of list.
4725 (cpp_get_token): Remove lookahead stuff. Update.
4727 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4729 * c-parse.in (yyerror): Const-ification and/or static-ization.
4730 * c-typeck.c (push_member_name): Likewise.
4731 * collect2.c (main): Likewise.
4732 * dbxout.c (dbxout_parms): Likewise.
4733 * diagnostic.c (format_with_decl): Likewise.
4734 * dwarf2out.c (output_ranges): Likewise.
4735 * dwarfout.c (fundamental_type_code): Likewise.
4736 * except.c (dw2_output_call_site_table): Likewise.
4737 * gcc.c (do_spec_1): Likewise.
4738 * genopinit.c (optabs): Likewise.
4739 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
4740 gen_declaration_1, handle_impent): Likewise.
4741 * protoize.c (default_include, in_system_include_dir, abspath):
4743 * sched-vis.c (visualize_stall_cycles): Likewise.
4744 * sdbout.c (plain_type_1, sdbout_end_function,
4745 sdbout_end_epilogue): Likewise.
4746 * varasm.c (decode_reg_name): Likewise.
4748 * 1750a.c (mod_regno_adjust): Likewise.
4749 * alpha.c (alpha_write_one_linkage,
4750 unicosmk_output_default_externs): Likewise.
4751 * arm.c (arm_condition_codes): Likewise.
4752 * arm.h (arm_condition_codes): Likewise.
4753 * avr.c (output_movsisf, encode_section_info): Likewise.
4754 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
4756 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
4757 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
4758 * m88k.c (output_function_profiler): Likewise.
4759 * mips.c (mips_output_conditional_branch): Likewise.
4760 * ns32k.c (ns32k_out_reg_names): Likewise.
4761 * ns32k.h (ns32k_out_reg_names): Likewise.
4762 * pj.c (pj_output_rval): Likewise.
4763 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
4764 * sparc.c (sparc_flat_function_prologue,
4765 sparc_flat_function_epilogue): Likewise.
4767 2001-09-13 Markus Werle <numerical.simulation@web.de>
4768 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4770 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
4771 Aachen University of Technology".
4773 2001-09-13 Andreas Schwab <schwab@suse.de>
4775 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
4778 2001-09-13 Richard Henderson <rth@redhat.com>
4780 * config/alpha/alpha.c (small_symbolic_operand): New.
4781 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
4782 (some_operand, input_operand): Don't handle HIGH.
4783 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
4784 (alpha_expand_mov): Likewise.
4785 (print_operand) [H]: Just print HIGH symbol.
4786 (print_operand_address): Handle small data.
4787 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
4788 (TARGET_SWITCHES): Add -msmall-data/large-data.
4789 (PIC_OFFSET_TABLE_REGNUM): New.
4790 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
4791 (PREDICATE_COES): Update.
4792 * config/alpha/alpha.md (adddi_er_high): New.
4793 (adddi_er_low): Handle small data.
4794 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
4795 prefer .sdata to .rodata.
4796 (SELECT_RTX_SECTION): Likewise.
4798 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
4800 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
4801 defining __size_t and leaving size_t undefined.
4803 2001-09-12 Diego Novillo <dnovillo@redhat.com>
4805 * basic-block.h (expunge_block): Declare.
4806 * cfg.c (expunge_block): Remove static declaration.
4808 2001-09-12 Richard Henderson <rth@redhat.com>
4810 * integrate.c (copy_insn_list): Copy label name from
4811 NOTE_INSN_DELETED_LABEL.
4813 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4815 * c-common.c (c_tree_code_name): Const-ification.
4816 * c-decl.c (c_decode_option): Likewise.
4817 * c-typeck.c (warn_for_assignment): Likewise.
4818 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
4820 * cppinit.c (output_deps): Likewise.
4821 * dependence.c (dependence_string, direction_string): Likewise.
4822 * dwarf2out.c (output_ranges): Likewise.
4823 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
4824 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
4825 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
4826 standard_startfile_prefix, standard_startfile_prefix_1,
4827 standard_startfile_prefix_2, tooldir_base_prefix,
4828 standard_bindir_prefix, find_a_file): Likewise.
4829 * genattrtab.c (make_length_attrs): Likewise.
4830 * gencheck.c (tree_codes): Likewise.
4831 * genemit.c (gen_split): Likewise.
4832 * genrecog.c (special_mode_pred_table): Likewise.
4833 * graph.c (graph_ext): Likewise.
4834 * protoize (default_include): Likewise.
4835 * reload.c (reload_when_needed_name): Likewise.
4836 * sched-vis.c (visualize_stall_cycles): Likewise.
4837 * tlink.c (recompile_files): Likewise.
4838 * toplev.c (decode_g_option): Likewise.
4839 * tradcpp.c (output_deps): Likewise.
4840 * varasm.c (decode_reg_name): Likewise.
4842 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
4845 * avr.c (avr_regnames, encode_section_info): Likewise.
4846 * c4x.c (float_reg_names): Likewise.
4847 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
4848 * elfos.h (const_section): Likewise.
4849 * i386.c (ix86_comp_type_attributes): Likewise.
4850 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
4851 * ia64/aix.h (UNIQUE_SECTION): Likewise.
4852 * ia64.c (type_names): Likewise.
4853 * m68hc11.c (reg_class_names): Likewise.
4854 * m88k.c (m_options): Likewise.
4855 * mips.c (mips_output_conditional_branch, mips_unique_section):
4857 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4858 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
4859 ultra_code_names): Likewise.
4860 * sparc.h (OVERRIDE_OPTIONS): Likewise.
4862 2001-09-12 Jakub Jelinek <jakub@redhat.com>
4864 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
4865 Use --fatal-warnings option for gas.
4866 * configure: Rebuilt.
4868 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4870 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
4872 2001-09-11 Jim Wilson <wilson@redhat.com>
4874 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
4876 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4878 * builtins.c (c_strlen): Treat an offset too large for a
4879 HOST_WIDE_INT as out of range.
4881 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
4883 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
4884 (EDGE_CRITICAL_P): New predicate.
4885 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
4887 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
4888 (dump_edge_info): Remove "crit".
4889 * cfganal.c (mark_critical_edges): Kill.
4890 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
4891 * cfgcleanup.c (cleanup_cfg): Likewise.
4892 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
4893 (find_spanning_tree): Likewise.
4894 * reg-stack.c (convert_regs_1): Likewise.
4895 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
4897 * basic-block.h (create_basic_block_structure): New.
4898 (create_basic_block): Update prototype.
4899 (force_nonfallthru): New.
4900 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
4901 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
4902 handle updating of block_for_insn, creating of empty BBs and BBs at
4903 the end of INSN chain.
4904 (create_basic_block): New function.
4905 (split_block): Use create_basic_block.
4906 (force_nonfallthru_and_redirect): Break out from ...; cleanup
4907 (redirect_edge_and_branch_force): ... here.
4908 (force_nonfallthru): New.
4909 (split_edge): Rewrite to use force_nonfallthru and create_block.
4910 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
4911 (find_basic_blocks): Free basic_block_for_insn.
4912 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
4914 * cfg.c: Fix formating.
4915 * cfgcleanup.c: Fix formating.
4916 (merge_blocks, tail_recursion_label_p): Return bool.
4917 (merge_blocks_move_predecessor_nojumps,
4918 merge_blocks_move_successor_nojumps): Return void.
4920 2001-09-11 Jakub Jelinek <jakub@redhat.com>
4922 * configure.in: Check whether assembler supports section merging.
4923 * config.in: Rebuilt.
4924 * configure: Rebuilt.
4925 * varasm.c (variable_section, output_constant_pool): Pass alignment
4926 to SELECT_SECTION and SELECT_RTX_SECTION.
4927 (mergeable_string_section): New.
4928 (mergeable_constant_section): New.
4929 (default_elf_asm_named_section): Output SECTION_MERGE and
4930 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
4931 * output.h (mergeable_string_section): New.
4932 (mergeable_constant_section): New.
4933 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
4934 * toplev.c (flag_merge_constants): New.
4935 (f_options): Add -fmerge-constants and -fmerge-all-constants
4937 (toplev_main): Default to -fno-merge-constants if not optimizing.
4938 * flags.h (flag_merge_constants): Add extern.
4939 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
4940 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
4942 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
4943 Define if assembler has working .subsection -1 support.
4944 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
4945 Put constant into special SHF_MERGE sections if the linker should
4946 attempt to merge duplicates.
4947 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
4949 Put constant into special SHF_MERGE sections if the linker should
4950 attempt to merge duplicates.
4951 * config/alpha/elf.h: Likewise.
4952 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
4953 has working .subsection -1 support.
4954 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
4956 * config/svr3.h: Likewise.
4957 * config/darwin.h: Likewise.
4958 * config/arm/aof.h: Likewise.
4959 * config/arm/linux-elf.h: Likewise.
4960 * config/avr/avr.h: Likewise.
4961 * config/c4x/c4x.h: Likewise.
4962 * config/d30v/d30v.h: Likewise.
4963 * config/i386/dgux.h: Likewise.
4964 * config/i386/osfrose.h: Likewise.
4965 * config/i386/sco5.h: Likewise.
4966 * config/i386/svr3gas.h: Likewise.
4967 * config/ia64/aix.h: Likewise.
4968 * config/m32r/m32r.h: Likewise.
4969 * config/m68k/m68k.h: Likewise.
4970 * config/m88k/dgux.h: Likewise.
4971 * config/m88k/m88k.h: Likewise.
4972 * config/mcore/mcore-pe.h: Likewise.
4973 * config/mips/mips.h: Likewise.
4974 * config/pa/pa.h: Likewise.
4975 * config/pa/pa-linux.h: Likewise.
4976 * config/romp/romp.h: Likewise.
4977 * config/rs6000/sysv4.h: Likewise.
4978 * config/rs6000/xcoff.h: Likewise.
4979 * config/s390/linux.h: Likewise.
4980 * config/sparc/sparc.h: Likewise.
4981 * config/sparc/sysv4.h: Likewise.
4982 * config/stormy16/stormy16.h: Likewise.
4983 * config/v850/v850.h: Likewise.
4984 * config/vax/vms.h: Likewise.
4985 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
4986 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
4987 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
4988 default_elf_asm_named_section for SHF_MERGE sections.
4990 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
4992 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
4995 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
4997 * c-common.c (split_specs_attrs): Allow for empty attributes with
4998 empty TREE_PURPOSE. Fixes PR c/4294.
5000 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
5002 * basic-block.h (cached_make_edge, make_single_succ): New.
5003 (make_edge): Remove first parameter.
5004 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
5005 * cfg.c (cached_make_edge): Rename from make_edge; return newly
5006 created edge; use obstack allocation.
5007 (make_edge, make_single_succ_edge): New.
5008 (first_removed_edge): New static variable.
5009 (init_flow): Initialize first_removed_edge and n_edges.
5010 (clear_edges): Use remove_edge.
5011 (flow_delete_block): Likewise.
5012 (remove_edge): Add removed edges to the removed edges list.
5013 (split_block, redirect_edge_and_branch_force, split_edge):
5015 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
5016 (add_noreturn_fake_exit_edges): Likewise.
5017 (connect_infinite_loops_to_exit): Liekwise.
5018 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
5019 Use cached_make_edge.
5020 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
5021 * profile.c (branch_prob): Update make_edge call.
5022 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
5024 2001-09-11 Richard Henderson <rth@redhat.com>
5026 * config/alpha/alpha.c: Tidy formatting.
5027 (local_symbolic_operand): Verify mode.
5028 (alpha_sa_mask): Ignore unicos for eh_return.
5029 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
5030 * config/alpha/alpha.md (umk divsi patterns): Remove.
5031 (extendsfdf2): Remove unicos check.
5032 (tablejump): Merge vms and unicos code; always use direct set
5035 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5037 * config.gcc (alpha*-*-unicosmk*): New target.
5039 * config/alpha/alpha-protos.h (symbolic_operand,
5040 unicosmk_add_call_info_word, unicosmk_add_extern,
5041 unicosmk_defer_case_vector, unicosmk_unique_section,
5042 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
5043 unicosmk_asm_file_start, unicosmk_asm_file_end,
5044 unicosmk_output_common): Declare.
5046 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
5047 direct_return, function_arg, alpha_va_start, alpha_va_arg,
5048 alpha_does_function_need_gp, alpha_end_function): Support Cray
5050 (alpha_init_machine_status, alpha_mark_machine_status,
5051 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
5052 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
5053 unicosmk_asm_named_section, unicosmk_insert_attributes,
5054 unicosmk_section_type_flags, symbolic_operand,
5055 unicosmk_output_module_name, unicosmk_output_default_externs,
5056 unicosmk_output_dex, unicosmk_output_externs,
5057 unicosmk_output_addr_vec, unicosmk_ssib_name,
5058 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
5059 unicosmk_asm_file_end, unicosmk_output_common,
5060 unicosmk_section_type_flags, unicosmk_unique_section,
5061 unicosmk_add_call_info_word, unicosmk_text_section,
5062 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
5063 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
5064 unicosmk_dex_count, unicosmk_special_name): New.
5065 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
5066 TARGET_ABI_UNICOSMK.
5067 (get_aligned_mem, alpha_expand_unaligned_load,
5068 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
5069 alpha_expand_unaligned_store_words): Support big-endian mode.
5070 (print_operand): Likewise. New format specifier 't'. Use
5071 TARGET_AS_SLASH_BEFORE_SUFFIX.
5072 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
5073 (alpha_pv_save_size): Update with above change.
5074 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
5075 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
5078 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
5079 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
5080 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
5081 (EXTRA_CONSTRAINT): New constraint 'U'.
5082 (PREDICATE_CODES): Add symbolic_operand.
5084 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
5085 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
5086 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
5087 (integer division and modulus patterns): Split in default and
5089 (*divmodsi_internal, *divmoddi_internal): Disable for
5090 TARGET_ABI_UNICOSMK.
5091 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
5092 little-endian and big-endian versions.
5093 (ext, ins, msk): Likewise.
5094 (extv, extzv, insv): Support big-endian mode.
5095 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
5096 (call_umk, call_value_umk, *call_umk, tablejump_umk,
5097 *tablejump_umk_internal, *call_value_umk): New.
5098 (*movdi_nofix): Add pattern for loading an address into a register on
5099 TARGET_ABI_UNICOSMK.
5100 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
5101 (umk_mismatch_args, arg_home_umk): New.
5102 (various insns): Don't use mov, fmov, nop, fnop and unop.
5103 (realign): Support TARGET_ABI_UNICOSMK.
5105 * config/alpha/unicosmk.h: New file.
5106 * config/alpha/t-unicosmk: New file.
5108 * fixinc/inclhack.def (unicosmk_restrict): New.
5109 * fixinc/fixincl.x: Regenerate.
5111 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
5112 (wchar_t): Check for and define __WCHAR_T__.
5114 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
5116 * combine.c (simplify_shift_const): Treat shifts by the mode
5119 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
5121 * cpphash.h (struct tokenrun): New.
5122 (struct cpp_context): New member bol.
5123 (struct cpp_reader): New members.
5124 (_cpp_init_tokenrun): New.
5125 * cppinit.c (cpp_create_reader): Set up the token runs.
5126 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
5127 (lex_token): New internalised version of _cpp_lex_token. Don't
5128 handle directives or the multiple include opimisation here any
5129 more. Simply lex a token.
5130 * cpplib.c (run_directive): Clear bol.
5131 (_cpp_pop_buffer): Set bol.
5132 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
5135 2001-09-11 Michael Meissner <meissner@redhat.com>
5137 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
5138 give an error if the user uses -mfp32.
5139 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
5141 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
5142 floating point register size.
5143 (EXTRA_SPECS): Add CPP_FPR_SPEC.
5145 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
5146 HOST_WIDE_INT_PRINT_DEC to properly print the result of
5148 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
5149 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
5151 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
5153 * dbxout.c (dbxout_parms): Fix typo in comment.
5154 * unroll.c (loop_find_equiv_value): Ditto.
5155 * toplev.c (rest_of_compilation): Ditto.
5156 * loop.c (scan_loop): Ditto.
5157 * dwarf2out.c (struct dw_fde_struct): Ditto.
5159 2001-09-10 Zack Weinberg <zackw@panix.com>
5161 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
5162 copying identifier when we're just going to throw it away.
5163 (parse_identifier_slow): New routine to handle abnormal cases.
5164 (_cpp_lex_token): Update call site.
5166 * hashtable.c (ht_lookup): Don't assume that the string we've
5167 been given is NUL-terminated.
5168 * system.h: #define __builtin_expect(a, b) to (a) if not
5171 2001-09-10 Michael Meissner <meissner@redhat.com>
5173 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
5176 2001-09-10 David Edelsohn <edelsohn@gnu.org>
5178 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
5180 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5182 * builtins.c (c_getstr): Correct thinko in last change and further
5185 2001-09-10 Tim Freeman <tim@fungibole.com>
5187 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
5188 into varray's and register them as roots with the garbage
5189 collector so they are not collected too soon.
5191 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
5193 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
5195 * basic-block.h (flow_obstack, label_value_list,
5196 tail_recursion_label_list): Declare
5197 (tidy_fallthru_edges): Declare.
5198 (expunge_block, last_loop_beg_note): Delete.
5199 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
5201 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
5202 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
5203 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
5204 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
5205 expunge_block, flow_delete_block, compute_bb_for_insn,
5206 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
5207 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
5208 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
5209 try_redirect_by_replacing_jump, last_loop_beg_note,
5210 redirect_edge_and_branch, redirect_edge_and_branch_force,
5211 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
5212 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
5213 commit_edge_insertions, dump_flow_info, debug_flow_info,
5214 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
5215 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
5216 Move here from flow.c
5217 * cfganal.c: New file.
5218 (forwarder_block_p, can_fallthru, mark_critical_edges,
5219 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
5220 find_unreachable_blocks, create_edge_list, free_edge_list,
5221 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
5222 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
5223 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
5224 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
5225 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
5226 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
5227 Move here from flow.c
5228 * cfgbuild.c: New file
5229 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
5230 make_edges, find_basic_blocks_1, find_basic_blocks,
5231 find_sub_basic_blocks): Move here from flow.c
5232 * cfgcleanup.c: New file.
5233 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
5234 merge_blocks_move_predecessor_nojumps,
5235 merge_blocks_move_successor_nojumps, merge_blocks,
5236 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
5237 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
5238 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
5240 * cfgloop.c: New file
5241 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
5242 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
5243 flow_loop_exit_edges_find, flow_loop_nodes_find,
5244 flow_loop_pre_header_scan, flow_loop_pre_header_find,
5245 flow_loop_tree_node_add, flow_loops_tree_build,
5246 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
5247 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
5248 Move here from flow.c
5249 * flow.c: Remove everything moved elsewhere
5250 * output.h (cleanup_cfg): Return bool.
5252 * bb-reorder.c (reorder_block_def): Remove 'index'.
5253 (insert_intra_1): Add argument BB, set block for new note.
5254 (make_reorder_chain): Do not depdent on BB indexes.
5255 (make_reorder_chain_1): Do not use BB indexes.
5256 (label_for_bb): Likewise; set BB for new insn.
5257 (emit_jump_to_block_after): Likewise.
5258 (fixup_reoder_chain): Sanity check that all basic blocks
5259 are chained; verify newly created insn chain; remove
5260 undocnitional jump simplifying; Do not use BB indexes;
5261 properly initialize count and frequency information;
5262 dump reordered sequence.
5263 (insert_intra_bb_scope_notes): update call of insert_intra_1.
5264 (insert_inter_bb_scope_notes): Set block for new insn.
5265 (reorder_basic_blocks): Dump flow info before reoredering.
5267 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5269 * alias.c (clear_reg_alias_info): Use K&R format definition.
5270 Avoid unsigned warning.
5271 * builtins.c: Use "unsigned int", not "unsigned".
5272 (target_char_cast): Use host_integerp and tree_low_cst.
5273 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
5274 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
5275 (c_getstr): Likewise.
5276 (std_expand_builtin_va_arg): Use int_size_in_bytes.
5277 (builtin_memcpy_read_str): Avoid unsigned warning.
5278 (expand_builtin_memcpy): Alignments are unsigned.
5279 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
5280 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
5281 * predict.c (expensive_function_p): LIMIT now unsigned.
5282 * resource.c (mark_target_live_regs): Make some vars unsigned.
5283 * sdbout.c: Use "unsigned int", not "unsigned".
5284 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
5285 (sdbout_source_line): Likewise.
5286 (sdbout_record_type_name): Remove "const" for NAME declaration.
5287 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
5289 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
5291 * calls.c (store_one_arg): Expand comment.
5293 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5295 * calls.c (store_one_arg): Make sure that the entire argument is
5296 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
5298 2001-09-09 Richard Henderson <rth@redhat.com>
5300 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
5302 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
5304 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
5306 2001-09-09 Richard Henderson <rth@redhat.com>
5308 * config/alpha/alpha.c (alpha_next_sequence_number): New.
5309 (alpha_this_literal_sequence_number): New.
5310 (alpha_this_gpdisp_sequence_number): New.
5311 (some_operand, input_operand): Add HIGH.
5312 (local_symbolic_operand): New.
5313 (alpha_encode_section_info): New.
5314 (alpha_legitimate_address_p): Allow LO_SUM.
5315 (alpha_legitimize_address): Generate HIGH+LO_SUM.
5316 (alpha_expand_mov): Likewise.
5317 (secondary_reload_class): Check memory_operand not general_operand
5319 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
5320 (alpha_expand_unaligned_store): Likewise.
5321 (alpha_expand_unaligned_load_words): Likewise.
5322 (alpha_expand_unaligned_store_words): Likewise.
5323 (alpha_expand_block_clear): Likewise.
5324 (print_operand): Handle %#, %*, %H.
5325 (print_operand_address): Handle LO_SUM.
5327 (alpha_does_function_need_gp): Use it.
5328 (alpha_expand_block_move): Fix signed compare warnings.
5329 (alpha_sa_mask, alpha_align_insns): Likewise.
5330 * config/alpha/alpha-protos.h: Update.
5331 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
5332 (MASK_EXPLICIT_RELOCS): New.
5333 (TARGET_SWITCHES): Add -mexplicit-relocs.
5334 (EXTRA_CONSTRAINT): Add 'T'.
5335 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
5336 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
5337 (ENCODE_SECTION_INFO): Out line.
5338 (REDO_SECTION_INFO_P): New.
5339 (STRIP_NAME_ENCODING): New.
5340 (ASM_OUTPUT_LABELREF): New.
5341 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
5342 (PREDICATE_CODES): Update.
5343 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
5344 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
5345 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
5346 builtin_setjmp_receiver_er, exception_receiver_1_er,
5347 call_value_osf_1_er): New patterns.
5348 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
5349 (movqi, movhi, movsi): Add explicit $31 base register to lda.
5350 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
5351 (FINAL_PRESCAN_INSN): New.
5353 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
5355 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
5357 2001-09-08 Andreas Jaeger <aj@suse.de>
5359 * i386.h (TARGET_SWITCHES): Fix description.
5361 2001-09-07 David Edelsohn <edelsohn@gnu.org>
5363 * rs6000.c (num_insns_constant): Compute number of instructions
5366 * doc/install.texi: Explain AIX exception handling work-around.
5367 Update URL for AIX fixes.
5369 2001-09-07 Jim Wilson <wilson@redhat.com>
5371 * alias.c (clear_reg_alias_info): New.
5372 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
5373 * rtl.h (clear_reg_alias_info): Declare.
5375 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5377 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
5379 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
5380 (m16m,edivm,emulm): Change declaration to match definition.
5382 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5384 * reload.c (push_reload): Check for subreg_lowpart_p instead of
5385 SUBREG_BYTE being 0 when determining if the inner part of a subreg
5388 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5390 * c-common.c (signed_or_unsigned_type): Handle machine mode types
5391 which have no corresponding C type.
5392 * fold_const.c (target_isinf,target_isnan,target_negative): Update
5393 the representation of 64-bit doubles to work with 64-bit ints.
5395 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
5397 * config/mips/mips.c (override_options): Do not override ISA when ABI
5398 specified if MIPS_CPU_STRING_DEFAULT was specified.
5400 2001-09-07 Richard Henderson <rth@redhat.com>
5402 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
5403 (express_from_1): Wrap lines.
5404 * rtlanal.c (commutative_operand_precedence): Rename from
5405 operand_preference; export.
5406 * rtl.h: Declare it.
5407 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
5408 (simplify_binary_operation): Invoke simplify_plus_minus on
5409 (CONST (PLUS ...)) as well.
5410 (struct simplify_plus_minus_op_data): New.
5411 (simplify_plus_minus_op_data_cmp): New.
5412 (simplify_plus_minus): Use them. Avoid infinite recursion with
5413 simplify_binary_operation wrt CONST.
5415 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
5417 * h8300-protos.h (general_operand_dst_push): Remove.
5418 * h8300.c (general_operand_dst_push): Likewise.
5419 * h8300.h (OK_FOR_T): Likewise.
5420 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
5421 * h8300.md (pushqi_h8300): New.
5422 (pushqi_h8300hs): Likewise.
5424 (pushhi_h8300): Likewise.
5425 (pushhi_h8300hs): Likewise.
5428 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5430 * genattrtab.c (attr_printf): First arg is unsigned.
5431 Clean up formatting of callers.
5433 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
5435 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
5438 2001-09-07 Andreas Jaeger <aj@suse.de>
5440 * i386.h (TARGET_SWITCHES): Fix descriptions.
5442 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5444 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
5446 2001-09-06 Ira Ruben <ira@apple.com>
5448 Remove OP_IDENTIFIER.
5449 * tree.def (OP_IDENTIFIER): Remove.
5450 * tree.c (tree_node_kind enum): Remove op_id_kind.
5451 (tree_node_kind_names): Remove "op_identifiers".
5452 (make_node): Remove OP_IDENTIFIER test.
5453 (build_op_identifier): Removed because it isn't being used.
5454 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
5455 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
5457 2001-09-06 Richard Henderson <rth@redhat.com>
5459 * simplify-rtx.c (simplify_binary_operation): Revert last change.
5461 2001-09-06 Richard Henderson <rth@redhat.com>
5463 * simplify-rtx.c (simplify_binary_operation): Simplify contents
5466 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5468 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
5469 number used for CR register.
5471 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
5472 Joern Rennecke (amylaar@cygnus.com)
5474 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
5475 * h8300.c (initial_offset): Handle offset between RP and FP.
5476 (h8300_return_addr_rtx): New function.
5477 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
5479 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
5480 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
5481 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
5482 (CAN_ELIMINATE, REGISTER_NAMES):
5483 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
5485 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
5487 Remove TYPE_NONCOPIED_PARTS.
5488 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
5489 (struct tree_type): Remove noncopied_parts.
5490 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
5491 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
5492 (fixed_type_p): Remove.
5493 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
5494 (expand_expr, MODIFY_EXPR): Likewise.
5495 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
5496 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
5498 2001-09-06 Alan Modra <amodra@bigpond.net.au>
5500 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
5502 (mask64_operand): Likewise.
5503 (includes_rldic_lshift_p): Likewise.
5504 (includes_rldicr_lshift_p): Likewise.
5506 2001-09-05 Ziemowit Laski <zlaski@apple.com>
5508 * objc/objc-act.c (build_message_expr): If a class method cannot
5509 be found, do not issue a warning if a corresponding instance
5510 method exists in the root class.
5512 2001-09-05 Richard Henderson <rth@redhat.com>
5514 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
5516 2001-09-05 Zack Weinberg <zack@codesourcery.com>
5518 * function.c (ggc_mark_struct_function): Mark f->outer.
5519 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
5520 * integrate.c (output_inline_function): ... not here.
5522 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
5524 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
5526 * i386.c (size_cost): New static variable.
5527 (override_function): Use size_cost when -Os is specified.
5529 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
5530 properly; Use current_function_calls_eh_return.
5531 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
5532 use leave to avoid dependency chain.
5534 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
5535 get BB loop_depth instead of computing it from LOOP notes.
5537 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
5539 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
5541 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
5542 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
5543 UNALIGNED_DOUBLE_INT_ASM_OP): Define
5545 2001-09-05 Jeffrey A Law (law@cygnus.com)
5546 Jason Merrill (jason@redhat.com)
5548 * stor-layout.c (layout_type): Complain if an array's size can
5549 not be represented in a size_t.
5551 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
5553 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
5555 * gcc.c: (process_command) Add parentheses around assignment
5556 used as truth value.
5558 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
5560 * config/mips/mips.c (save_restore_insns): Don't mark any register
5561 save slots as unchanging if current_function_calls_eh_return.
5563 2001-09-05 Richard Henderson <rth@redhat.com>
5565 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
5566 * config/alpha/alpha-protos.h: Declare it.
5567 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
5568 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
5569 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
5570 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
5571 (REG_OK_FOR_BASE_P): Select one of the above.
5573 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
5575 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
5576 (crti.o): Prefix name of object file with $(T).
5579 2001-09-05 David S. Miller <davem@redhat.com>
5581 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
5582 * config/sparc/linux64.h: Likewise.
5584 2001-09-05 Andreas Jaeger <aj@suse.de>
5586 * doc/invoke.texi (i386 Options): -mwide-multiply is not
5587 available anymore, remove the documentation.
5588 (i386 Options): Fix typo, cleanup index entries.
5590 * prefix.c (concat): Remove, we can use the version from liberty.
5592 2001-09-05 Richard Henderson <rth@redhat.com>
5594 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
5595 New functions split out of md file expanders.
5596 * config/alpha/alpha-protos.h: Declare them.
5597 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
5599 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
5601 * cppmacro.c (funlike_invocation_p): No need to restore context.
5603 2001-09-04 Richard Henderson <rth@redhat.com>
5605 * reload.c (push_reload): Export.
5606 * reload.h (push_reload): Declare it.
5608 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
5609 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5610 * config/alpha/alpha.c (alpha_legitimize_address): New.
5611 (alpha_legitimize_reload_address): Likewise.
5612 * config/alpha/alpha-protos.h: Declare them.
5614 2001-09-04 Stan Shebs <shebs@apple.com>
5616 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
5617 * config/darwin.c (machopic_stub_name): Account for internally
5618 generated lib calls such as memcpy.
5620 2001-09-04 Richard Henderson <rth@redhat.com>
5622 * unwind.h (_UA_END_OF_STACK): New flag.
5623 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
5625 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
5627 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
5629 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
5631 * config/mips/mips.c (save_restore_insns): Change base_offset to
5632 fp_offset in second call to mips_emit_frame_related_store.
5634 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
5636 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
5637 sometimes be represented as a NOTE of type
5638 NOTE_INSN_DELETED_LABEL.
5639 (Insns): Document NOTE_INSN_DELETED_LABEL.
5641 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
5643 * c-common.h (tree_dump_index): Add more comments.
5644 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
5645 (dump_option_value_info): New struct.
5646 (dump_options): New array.
5647 (dump_switch_p): Parse switch options symbolically.
5648 * doc/invoke.texi (-fdump-ast): Rename to ...
5649 (-fdump-tree): ... here. Document that options are symbolic, and
5650 not all are applicable.
5652 2001-09-04 David S. Miller <davem@redhat.com>
5654 * config/sparc/sparc.md (define_splits): Kill constraints.
5656 Cleanup redundant and unused insn attributes.
5657 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
5658 binary, and move. Mark ialu as default.
5659 (commented out define_function_unit "alu"): Kill.
5660 (define_attr "use_clobbered"): Kill.
5661 (whole file): Kill address insn type references. Replace
5662 all unary/binary/move references with ialu.
5663 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
5664 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
5667 Simplify length insn attribute and make more judicious use
5668 of insn attribute defaulting.
5669 * config/sparc/sparc.md (all insns with length > one): Mark as
5670 insn type multi if real instructions, else use default if
5671 it is a forced splitter.
5672 (all insns with length == one): Use default insn length.
5673 (all insns of type ialu): Use default insn type.
5675 Fix erroneous insn attribute settings.
5676 (addx): Set insn type to misc.
5677 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
5678 const_umulsidi3_sp64): Set insn type to imul.
5680 Track SFmode vs DFmode insns according to UltraSPARC
5682 * config/sparc/sparc.md ("fptype"): New attribute, default
5684 (all DFmode single insns): Mark as fptype "double".
5686 2001-09-03 Jakub Jelinek <jakub@redhat.com>
5688 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
5690 2001-09-03 Richard Henderson <rth@redhat.com>
5692 * function.h (struct function): Add arg_pointer_save_area_init.
5693 * function.c (expand_function_end): Init arg_pointer_save_area.
5694 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
5695 when called from a nested function.
5697 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
5699 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
5702 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
5704 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
5706 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
5708 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
5709 (emit_push_insn): Use specified padding direction when
5710 STACK_PUSH_CODE is POST_INC.
5712 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
5714 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5716 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
5718 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
5720 * cppinit.c (cpp_start_read): Free the imacros list as we
5721 traverse it. Don't free the chains before returning.
5722 (_cpp_push_next_buffer): Only try pushing buffers if we've
5723 completed -imacros handling.
5725 2001-08-31 Eric Christopher <echristo@redhat.com>
5727 * gcc.c (handle_braces): Add explaination for abort.
5729 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
5731 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
5732 move adjustment of bitpos instead.
5734 2001-08-31 Zack Weinberg <zack@codesourcery.com>
5736 * function.c: Remove all_functions. Make outer_function_chain
5738 (init_function_start): Don't add new function structure to
5740 (find_function_data, push_function_context_to,
5741 pop_function_context_from, put_var_into_stack,
5742 trampoline_address): Update for changed structure element names.
5743 (push_function_context_to): Disentangle.
5744 (free_after_compilation): Also free F.
5745 (expand_dummy_function_end): Don't free cfun here.
5746 (put_var_into_stack): Comment why we can't use find_function_data here.
5747 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
5748 (mark_function_chain): Split into maybe_mark_struct_function and
5749 ggc_mark_struct_function. Export the latter.
5750 (init_function_once): Mark from cfun and outer_function_chain;
5753 * function.h (struct function): Kill next_global. Rename next
5754 to outer. All users updated to match.
5755 (all_functions, outer_function_chain): Don't declare.
5757 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
5758 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
5759 don't touch f->inlinable, after calling rest_of_compilation.
5761 * tree.h: Forward-declare struct function. Prototype
5762 ggc_mark_struct_function.
5764 2001-08-31 Kazu Hirata <kazu@hxi.com>
5766 * config/h8300/h8300.md (*andorhi3): Fix typos.
5768 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5770 * calls.c (emit_library_call_value): Don't use a fixed
5771 argument after VA_CLOSE, i.e. out of scope in traditional C.
5773 * emit-rtl.c (gen_rtvec): Likewise.
5775 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5777 * Makefile.in (c-pragma.o): Depend on output.h.
5778 (reorg.o): Depend on except.h.
5780 * c-pragma.c: Include output.h.
5782 * reorg.c: Include except.h.
5784 * unwind-dw2.c: Call __builtin_alloca, not alloca.
5786 2001-08-31 Richard Henderson <rth@redhat.com>
5788 * sched-deps.c (add_dependence): Don't elide dependency if the
5789 conditional used by insn is modified in elem.
5791 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
5793 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
5795 2001-08-31 Diego Novillo <dnovillo@redhat.com>
5797 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
5800 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
5802 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
5804 (stormy16_asm_out_constructor): New function.
5805 (TARGET_ASM_CONSTRUCTOR): Define.
5806 (TARGET_ASM_DESTRUCTOR): Define.
5808 2001-08-31 Andreas Jaeger <aj@suse.de>
5810 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
5811 * loop.c (add_label_notes): Likewise.
5812 * reload.c (find_reloads): Likewise.
5813 * config/sh/sh.c (machine_dependent_reorg): Likewise.
5815 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
5817 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
5818 code here. Take _Unwind_{W,Sw}ord*.
5819 (read_encoded_value_with_base): Use them.
5820 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
5822 (extract_cie_info): Simplify read_?leb128 handling.
5823 (execute_stack_op, execute_cfa_program): Likewise.
5824 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
5826 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
5828 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
5829 the frame pointer to pop the stack if convenient.
5831 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
5832 Don't use post-increment before combine.
5833 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
5834 a call-saved register.
5836 2001-08-31 Andreas Jaeger <aj@suse.de>
5838 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
5841 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
5843 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
5844 not DIV/MOD, of course.
5846 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
5848 * rtl.def: Undo my patch commited 2001-08-27.
5850 * genattrtab.c: Ditto.
5854 * sched-int.h: Ditto.
5856 * target-def.h: Ditto.
5860 * haifa-sched.c: Ditto.
5862 * sched-rgn.c: Ditto.
5864 * sched-vis.c: Ditto.
5866 * Makefile.in: Ditto.
5868 * doc/md.texi: Ditto.
5870 * doc/tm.texi: Ditto.
5872 * doc/contrib.texi: Ditto.
5874 * doc/gcc.texi: Ditto.
5876 * genattrtab.h: Remove it.
5878 * genautomata.c: Remove it.
5880 * genattr.c: Undo my patch and Richard Henderson's patch commited
5883 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
5885 * config.gcc (h8300-*-elf*): New case.
5886 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
5887 (SUBTARGET_CPP_SPEC): Define.
5888 (EXTRA_SPECS): Define.
5889 (SUBTARGET_EXTRA_SPECS): Define.
5890 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
5891 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
5893 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
5895 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
5896 (LIB2FUNCS_EXTRA): Define.
5897 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
5898 config/h8300/fixunssfsi.c: New file.
5900 2001-08-30 Kazu Hirata <kazu@hxi.com>
5902 * config/h8300/h8300.md (zero_extendqihi2): Changes to
5903 define_expand to accommodate target-specific attributes.
5904 (anonymous zero_extendqihi2 patterns): New.
5906 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
5908 * h8300.md (*andorhi3): New pattern.
5910 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
5912 * h8300.c (dosize): Fix test for "sub".
5914 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
5916 * c-typeck.c (pointer_diff): Try to eliminate common term before
5919 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
5921 * config/arm/arm.c (arm_compute_initial_elimination_offset):
5922 Account for the saves of the FP registers.
5924 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
5925 (TEXT_SECTION_ASM_OP): Define.
5926 (INIT_SECTION_ASM_OP): Define.
5927 (FINI_SECTION_ASM_OP): Define.
5928 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
5929 (RDATA_SECTION_FUNCITON): Provide prototype.
5931 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
5933 * reload1.c (move2add_note_store): Correct typo checking for
5936 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
5938 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
5939 note should not be considered outside the libcall block.
5941 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5943 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
5945 2001-08-29 Kazu Hirata <kazu@hxi.com>
5947 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
5949 2001-08-29 Kazu Hirata <kazu@hxi.com>
5951 * config/h8300/h8300-protos.h: Add a prototype for
5953 * config/h8300/h8300.c (emit_logical_op): New.
5954 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
5961 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
5963 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
5964 comparison with rtx INTVAL.
5965 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
5967 * pa.h (FUNCTION_ARG_SIZE): Likewise.
5969 2001-08-29 Kazu Hirata <kazu@hxi.com>
5971 * config/h8300/lib1funcs.asm: Update the copyright. Fix
5974 2001-08-29 Kazu Hirata <kazu@hxi.com>
5976 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
5977 (reg n) to (mem (pre_dec (reg n))
5978 (anonymous movsi pattern): Likewise.
5980 2001-08-29 Kazu Hirata <kazu@hxi.com>
5982 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
5984 2001-08-29 Kazu Hirata <kazu@hxi.com>
5986 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
5987 several special constants.
5989 2001-08-29 Kazu Hirata <kazu@hxi.com>
5991 * config/h8300/lib1funcs.asm: Fix comment typos.
5993 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5995 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
5996 Fix format specifier warnings.
5998 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
5999 inet_makeaddr, semctl): Prototype.
6001 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
6002 (save_restore_insns): Use base_offset, not gp_offset.
6004 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
6005 (ASM_OUTPUT_BYTE): Fix format specifier warning.
6007 2001-08-29 Richard Henderson <rth@redhat.com>
6009 * bb-reorder.c (function_tail_eff_head): New.
6010 (record_effective_endpoints): Set it.
6011 (fixup_reorder_chain): Use it.
6013 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6015 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
6017 2001-08-28 Dale Johannesen <dalej@apple.com>
6019 * config/darwin.c (machopic_function_base_name): Add const
6020 qualifier to a string.
6021 (darwin_encode_section_info): Ditto.
6023 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6025 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
6026 function definition.
6028 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
6030 * df.h (struct df): Add rts_order variable.
6032 * df.c (df_visit_next_rts): New function.
6033 (df_visit_next): Renamed to df_visit_next_rc
6034 (df_analyse_1): Allocate/compute/free rts_order as well.
6035 (df_rd_global_compute): Use df_visit_next_rc instead of
6037 (df_ru_global_compute): Use df_visit_next_rts instead of
6040 * flow.c (flow_reverse_top_sort_order_compute): New function.
6042 * basic-block.h: Add prototype.
6044 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
6046 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
6047 blocks, the BB_REACHABLE is now set, rather than aux being
6048 non-NULL. Update the test to reflect this.
6050 2001-08-28 Eric Christopher <echristo@redhat.com>
6052 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
6053 config/mips/crti.asm: Ditto.
6055 2001-08-28 Eric Christopher <echristo@redhat.com>
6056 Richard Henderson <rth@redhat.com>
6058 * c-pragma.h (add_weak): Move prototype from here...
6059 * output.h (add_weak): ... to here.
6060 * varasm.c (add_weak): Fix typo.
6061 * config/mips/crti.asm: New file.
6062 * config/mips/crtn.asm: Ditto.
6063 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
6064 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
6065 (INVOKE__main): Ditto.
6066 (INIT_SECTION_ASM_OP): New.
6067 (FINI_SECTION_ASM_OP): Ditto.
6068 (STARTFILE_SPEC): Add crti.
6069 (ENDFILE_SPEC): Add crtn.
6070 * config/mips/elf64.h: Same.
6071 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
6073 * config/mips/vxworks.h: Ditto.
6074 * config/mips/t-elf: Support crti and crtn.
6076 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
6078 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
6081 2001-08-28 Richard Henderson <rth@redhat.com>
6083 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
6084 (one_cmplbi2 splitter): Remove redundant test.
6086 2001-08-28 Dale Johannesen <dalej@apple.com>
6088 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
6090 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
6092 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
6094 2001-08-28 Stan Shebs <shebs@apple.com>
6096 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
6097 (UNALIGNED_SHORT_ASM_OP): Define.
6098 (UNALIGNED_INT_ASM_OP): Define.
6100 2001-08-28 Will Cohen <wcohen@redhat.com>
6102 * config/rs6000/rs6000.md (store_multiple): Correct RTL
6103 generation for first set.
6105 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6107 * flow.c (redirect_edge_succ_nodup): Return new edge.
6108 (try_simplify_condjump): Use new edge.
6109 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
6111 * cse.c (cse_basic_block): Skip note instructions.
6113 2001-08-27 Richard Henderson <rth@redhat.com>
6115 * combine.c (combine_simplify_rtx): Don't reverse condition
6116 if there is no reverse for the condition.
6117 (simplify_comparison): Don't simplify subregs from INT to FP.
6119 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
6120 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
6121 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
6122 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
6123 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
6124 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
6126 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6128 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
6129 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
6131 (adddi_dilshr32, adddi_dishl32): Only data register can be
6132 source for mem destination.
6134 * expmed.c (store_bit_field): Ignore adjustment to bitpos
6135 and use bitnum to decide about register move.
6137 2001-08-27 Richard Henderson <rth@redhat.com>
6139 * genattr.c (main): Emit state_t even when not doing scheduling.
6141 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6142 Richard Henderson <rth@redhat.com>
6144 * gcse.c (reg_first_set, reg_last_set): Replace with ...
6145 (reg_avail_info, current_bb): ... these.
6146 (oprs_unchanged_p, record_last_reg_set_info): Use them.
6147 (compute_hash_table): Likewise.
6149 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6151 * flow.c (verify_flow_info): Use checksums to verify edges.
6153 2001-08-27 Richard Henderson <rth@redhat.com>
6155 * genautomata.c (expand_automata): Always create a description.
6157 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
6159 * optabs.c (expand_binop): Correctly handle the carry in multiword
6160 add/subtract operations.
6162 2001-08-27 Fred Fish <fnf@be.com>
6164 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
6167 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
6169 * reload.c (find_reloads_toplev): Back out this change:
6171 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
6173 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
6174 mem if the address is a mode_dependent_address_p.
6176 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
6178 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
6179 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
6180 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
6183 * genattr.c (main): New variable num_insn_reservations. Increase
6184 it if there is DEFINE_INSN_RESERVATION. Output automaton based
6185 pipeline hazard recognizer interface.
6187 * genattrtab.h: New file.
6189 * genattrtab.c: Include genattrtab.h.
6190 (attr_printf, check_attr_test, make_internal_attr,
6191 make_numeric_value): Move protypes into genattrtab.h. Define them
6193 (num_dfa_decls): New global variable.
6194 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
6195 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
6196 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
6197 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
6199 * genautomata.c: New file.
6201 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
6203 * sched-int.h: (curr_state): Add the external definition for
6204 automaton pipeline interface.
6205 (haifa_insn_data): Add comments for members blockage and units.
6207 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
6208 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
6209 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
6210 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
6211 TARGET_SCHED_DFA_POST_CYCLE_INSN,
6212 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
6213 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
6215 (TARGET_SCHED): Use the new macros.
6217 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
6218 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
6219 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
6220 dfa_bubble): New members in gcc_target.sched.
6222 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
6223 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
6224 (insn_queue): Redefine it as pointer to array.
6225 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
6227 (max_insn_queue_index_macro_value): New variable.
6228 (curr_state, dfa_state_size, ready_try): New varaibles for
6229 automaton interface.
6230 (ready_element, ready_remove, max_issue): New function prototypes
6231 for automaton interface.
6232 (choose_ready): New function prototype.
6233 (insn_unit, blockage_range): Add comments.
6234 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
6235 FUNCTION_UNITS_SIZE == 0.
6236 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
6237 actual_hazard, potential_hazard): Add comments.
6238 (insn_cost): Use cost -1 as undefined value. Remove
6239 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
6241 (ready_element, ready_remove): New functions for automaton
6243 (schedule_insn): Add new code for automaton pipeline interface.
6244 (queue_to_ready): Add new code for automaton pipeline interface.
6245 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
6246 (debug_ready_list): Print newline when the queue is empty.
6247 (max_issue): New function for automaton pipeline interface.
6248 (choose_ready): New function.
6249 (schedule_block): Add new code for automaton pipeline interface.
6250 Print ready list before scheduling each insn.
6251 (sched_init): Add new code for automaton pipeline interface.
6252 Initiate insn cost by -1.
6253 (sched_finish): Free the current automaton state and finalize
6254 automaton pipeline interface.
6256 * sched-rgn.c: Include target.h.
6257 (init_ready_list, new_ready, debug_dependencies): Add new code for
6258 automaton pipeline interface.
6260 * sched-vis.c: Include target.h.
6261 (get_visual_tbl_length): Add code for automaton interface.
6262 (target_units, print_block_visualization): Add comments.
6264 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
6265 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
6266 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
6267 (getruntime.o, genautomata.o): New entries.
6268 (genattrtab.o): Add new dependency file genattrtab.h.
6269 (genattrtab): Add new dependencies. Link it with `libm.a'.
6270 (getruntime.o, hashtab.o): New entries for canadian cross.
6272 * doc/md.texi: Description of automaton based model.
6274 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
6276 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
6277 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
6278 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
6279 TARGET_SCHED_DFA_POST_CYCLE_INSN,
6280 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
6281 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
6282 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
6284 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
6285 MAX_DFA_ISSUE_RATE): New macro descriptions.
6287 * doc/contrib.texi: Add dfa based scheduler contribution.
6289 * doc/gcc.texi: Add more information about genattrtab.
6291 2001-08-27 Diego Novillo <dnovillo@redhat.com>
6293 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
6296 2001-08-27 Richard Henderson <rth@redhat.com>
6298 * function.c (expand_function_end): Don't init arg_pointer_save_area.
6299 (get_arg_pointer_save_area): New. Create an init it here.
6300 (fix_lexical_addr): Use it.
6301 * function.h: Declare it.
6302 * builtins.c (expand_builtin_setjmp_receiver): Use it.
6303 * stmt.c (expand_nl_goto_receiver): Use it.
6305 2001-08-27 Richard Henderson <rth@redhat.com>
6307 * final.c (final_scan_insn): Don't enter APP_ON mode for
6310 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
6311 alignment for assemble_integer for DW_EH_PE_aligned.
6312 * except.c (output_function_exception_table): Likewise.
6314 2001-08-26 Andreas Jaeger <aj@suse.de>
6316 * c-tree.h: Add prototyp for c_sizeof_nowarn.
6318 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
6320 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
6322 2001-08-27 Alan Modra <amodra@bigpond.net.au>
6324 * config/rs6000/rs6000.c (mask_operand): Rewrite without
6326 (mask64_operand): Likewise.
6327 (rldic_operand): Delete.
6328 (includes_lshift64_p): Delete.
6329 (includes_rldic_lshift_p): New function.
6330 (includes_rldicr_lshift_p): New function.
6331 (print_operand): Don't call rldic_operand in case 'W'.
6332 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
6333 (includes_lshift64_p): Remove.
6334 (includes_rldic_lshift_p): Declare.
6335 (includes_rldicr_lshift_p): Declare.
6336 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
6337 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
6338 Replace match_operand rldic_operand predicate with
6339 const_int_operand. Replace includes_lshift64_p condition with
6340 includes_rldic_lshift_p.
6341 <ashldi3_internal 64 bit rldicr patterns>: New.
6343 2001-08-27 Andreas Jaeger <aj@suse.de>
6345 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
6346 * errors.c: Likewise.
6347 * final.c: Likewise.
6348 * dwarf2asm.c: Likewise.
6349 * doprint.c (checkit): Likewise.
6350 * diagnostic.c: Likewise.
6351 * collect2.c: Likewise.
6352 * calls.c: Likewise.
6353 * c-semantics.c (build_stmt): Likewise.
6354 * c-format.c (status_warning): Likewise.
6355 * c-errors.c (pedwarn_c99): Likewise.
6356 * builtins.c (validate_arglist): Likewise.
6357 * config/pj/pj.c (pj_printf): Likewise.
6358 * fix-header.c: Likewise.
6360 * gcov.c (fnotice): Likewise.
6361 * gensupport.c (message_with_line): Likewise.
6362 * mips-tfile.c: Likewise.
6363 * protoize.c (notice): Likewise.
6364 * read-rtl.c (fatal_with_file_and_line): Likewise.
6365 * rtl-error.c: Likewise.
6366 * tradcpp.c: Likewise.
6368 * cp/tree.c (build_min_nt): Likewise.
6369 (build_min): Likewise.
6370 * cp/lex.c: Likewise.
6371 * cp/errfn.c: Likewise.
6372 * cp/rtti.c (create_pseudo_type_info): Likewise.
6374 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
6376 * df.c (df_uses_record): Return after recording all uses
6379 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
6381 * df.c (df_insn_modify): Realloc the INSN table here, if
6382 necessary, here, too.
6384 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
6386 * config/mips/mips.c (mips_function_value): Handle complex return
6389 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
6391 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
6393 * reload.c (make_memloc): Copy result if it is still
6394 reg_equiv_memory_loc[regno] on return.
6395 (subst_reloads) [ENABLE_CHECKING]: Check that none of
6396 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
6397 reg_equiv_mem are modified by the substitutions.
6399 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
6401 * predict.c (expensive_function_p): New.
6402 * rtl.h (expensive_function_p): Declare.
6403 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
6404 (use_fast_prologue_epilogue): New static variable.
6405 (expand_prologue): Set it; emit short prologues if unset.
6406 (expand_epilogue): Likewise.
6408 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
6410 * config.gcc: Add stormy16-*-elf case.
6411 * config/stormy16/stormy-abi: New file.
6412 * config/stormy16/stormy16-lib2.c: New file.
6413 * config/stormy16/stormy16-protos.h: New file.
6414 * config/stormy16/stormy16.c: New file.
6415 * config/stormy16/stormy16.h: New file.
6416 * config/stormy16/stormy16.md: New file.
6417 * config/stormy16/t-stormy16: New file.
6419 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
6421 * i386.h (no-accumulate-outgoing-args): Use proper mask.
6423 2001-08-24 David Edelsohn <edelsohn@gnu.org>
6425 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
6426 descriptor members are pointer size, not constant 4.
6427 * config/rs6000/rs6000.md (define_splits): Remove more unused
6430 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6432 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
6434 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
6436 * cp/rtti.c (VPARAMS): Fix parameter.
6438 2001-08-24 Zack Weinberg <zackw@panix.com>
6440 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
6442 (mode_for_extraction): No need for #ifdefs. Add default-case abort
6444 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
6445 in if controlling use of insv.
6446 (extract_bit_field): Likewise, for extv and extzv.
6448 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
6450 * i386.md (movcc peep2): Fix load of 0.
6452 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6454 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
6455 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
6457 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
6459 * c-pragma.h: Move weak_syms and weak_decls...
6460 * varasm.c: ...here. Now static.
6461 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
6462 depend on HANDLE_PRAGMA_WEAK.
6464 * c-common.c (c_alignof, c_alignof_expr): Move here...
6465 * c-typeck.c: ...from here.
6466 * c-tree.h, c-common.h: Adjust.
6468 2001-08-23 Bernd Schmidt <bernds@redhat.com>
6470 * config/ia64/ia64.c (rws_update): If !pred, set write_count
6471 instead of incrementing it.
6473 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
6474 asm ready, don't try to move them all into the same array element.
6476 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
6478 * function.c (thread_prologue_and_epilogue_insns): Avoid
6479 fallthru flag on edge to exit.
6481 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
6483 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
6486 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
6488 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
6489 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
6490 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
6493 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
6495 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
6496 replace "GNU CC" with "GCC".
6498 2001-08-23 Richard Henderson <rth@redhat.com>
6500 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
6501 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
6502 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
6503 Need GR between FR and not GR_AND_FR.
6504 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
6505 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
6506 AR regs before GR regs.
6507 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
6508 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
6509 (REGISTER_MOVE_COST): Update.
6510 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
6512 2001-08-23 Richard Henderson <rth@redhat.com>
6514 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
6517 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
6519 * reload1.c (emit_reload_insns): Don't look for notes
6520 on a NULL store_insn.
6522 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6524 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
6525 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
6526 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
6527 format specifier warnings.
6528 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
6530 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
6532 * config/i386/i386-protos.h: Correct declaration of
6533 i386_pe_asm_named_section.
6535 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
6537 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
6539 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
6541 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
6543 * cpperror.c (print_location): Don't show _Pragma.
6544 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
6545 and file change callback generation here.
6546 (stack_include_file): Update use of cpp_push_buffer.
6547 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
6548 (struct cpp_buffer): Remove type, pfile members.
6549 * cppinit.c (cpp_handle_option): Use free_chain.
6550 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
6551 (skip_escaped_newlines, get_effective_char, lex_percent): Take
6552 a cpp_reader rather than a cpp_buffer.
6553 (skip_escaped_newlines, get_effective_char, skip_block_comment,
6554 skip_line_comment, parse_string, lex_percent, lex_dot,
6555 _cpp_lex_token): Update accordingly.
6556 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
6558 (cpp_push_buffer): Update prototype.
6559 (run_directive): Update use of cpp_push_buffer.
6560 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
6561 handle_assertion): Update use of run_directive.
6562 * cpplib.h (enum cpp_buffer_type): Remove.
6563 (cpp_push_buffer): Update prototype.
6564 * fix-header.c (read_scan_file): Update.
6566 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6568 * gcc.c (struct prefix_list): Change prefix to const char *.
6570 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6572 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
6574 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
6576 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
6579 * jump.c (squeeze_notes): Take parms by reference. Handle END being
6582 * ifcvt.c (dead_or_predicable): Adjust.
6583 * loop.c (find_and_verify_loops): Adjust.
6584 * stmt.c (expand_end_case): Adjust.
6585 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
6586 head and end insn pointers in the basic block, not just local copies.
6587 (merge_blocks_move_predecessor_nojumps): Likewise.
6589 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
6591 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
6592 bitmap.h, builtin-types.def, builtins.c, builtins.def,
6593 c-aux-info.c, c-common.c, c-common.def, c-common.h,
6594 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
6595 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
6596 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
6597 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
6598 conditions.h, config.gcc, configure.frag, configure.in,
6599 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
6600 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
6601 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
6602 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
6603 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
6604 emit-rtl.c, errors.c, errors.h, except.c, except.h,
6605 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
6606 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
6607 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
6608 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
6609 gencheck.c, gencodes.c, genconfig.c, genemit.c,
6610 genextract.c, genflags.c, gengenrtl.c, genmultilib,
6611 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
6612 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
6613 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
6614 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
6615 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
6616 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
6617 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
6618 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
6619 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
6620 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
6621 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
6622 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
6623 params.h, predict.c, predict.def, predict.h, prefix.c,
6624 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
6625 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
6626 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
6627 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
6628 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
6629 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
6630 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
6631 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
6632 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
6633 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
6634 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
6635 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
6636 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
6637 xcoffout.h: replace "GNU CC" with "GCC".
6639 2001-08-21 Richard Henderson <rth@redhat.com>
6641 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
6642 (final_scan_insn): Consider jump tables data even if we have no
6643 independent text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
6645 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
6646 (ASM_OUTPUT_CASE_END): Remove.
6647 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
6648 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
6649 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
6651 2001-08-21 Richard Henderson <rth@redhat.com>
6653 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
6654 at barrier insns. Emit stop bits before barriers.
6656 * flow.c (flow_find_cross_jump): Don't consider unconditional
6657 return insns for commoning.
6659 * final.c (compute_alignments): Fix typo.
6661 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
6662 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
6663 (store_bit_field): Use mode_for_extraction more places.
6664 (extract_bit_field): Likewise.
6666 2001-08-21 Zack Weinberg <zackw@panix.com>
6668 * caller-save.c: Don't include insn-codes.h.
6669 (reg_save_code, reg_restore_code): Make arrays of int.
6670 All uses updated to match.
6671 (insert_save, insert_restore): No need to initialize "code"
6672 variable upon declaration.
6673 * Makefile.in: update dependencies; fix typo in clean rule.
6675 2001-08-21 Richard Henderson <rth@redhat.com>
6677 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
6678 (merge_if_block): Handle fallout from same.
6680 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6682 * builtins.c (type_to_class): Fix typo in last change.
6684 2001-08-21 Richard Henderson <rth@redhat.com>
6686 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
6687 ia64_asm_output_label.
6689 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
6690 copy of gp while the real gp register contains garbage.
6692 2001-08-21 Zack Weinberg <zackw@panix.com>
6694 * expmed.c (mode_for_extraction): New function.
6695 (store_bit_field, extract_bit_field): Use it.
6696 * expr.h: Prototype it and provide an enum for its first argument.
6698 * combine.c, function.c, recog.c: Don't include insn-codes.h.
6699 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
6700 and digging through the insn_data tables.
6701 * Makefile.in: Update dependencies.
6703 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
6705 * cppfiles.c (stack_include_file): line-map.c now handles include
6707 (handle_missing_handler): Similarly.
6708 (_cpp_execute_include): Similarly.
6709 (_cpp_pop_file_buffer): Similarly.
6710 * cpphash.h (struct cpp_reader): Remove system_include_depth,
6711 buffer_stack_depth and include_depth.
6712 * cpplib.c (do_include_common): line-map.c now handles include depth.
6713 (cpp_push_buffer): Similarly.
6714 (_cpp_pop_buffer): Similarly.
6715 * cppmacro.c (builtin_macro): Update.
6716 * line-map.c (init_line_maps): Set depth.
6717 (add_line_map): Increment "used" earlier. Update and use the
6719 (trace_include): Use the include depth.
6720 * line-map.h (struct line_maps): New member depth.
6722 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
6724 * cppfiles.c (stack_include_file): Don't handle -H here.
6725 * cppinit.c (cpp_start_read): Set include tracing after
6726 cpp_post_options and after stacking the main file.
6727 * line-map.c (trace_include): New.
6728 (init_line_maps, add_line_map): Update.
6729 * line-map.h (struct line_maps): New member trace_includes.
6731 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
6733 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
6734 * cppfiles.c (stack_include_file): Only stack a file if there
6735 is something to do. Return a boolean indicating whether a
6736 buffer was stacked or not.
6737 (_cpp_execute_include): Similarly.
6738 (_cpp_read_file): Similarly.
6739 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
6741 2001-08-21 Sam Steingold <sds@gnu.org>
6743 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
6744 (RECACHE): keep obufp_before_macroname up to date
6746 2001-08-21 Zack Weinberg <zackw@panix.com>
6748 * stmt.c: Don't include insn-codes.h.
6749 (expand_end_case): Machine specific logic moved to expr.c.
6750 No need to worry about __builtin_classify_type.
6751 (check_for_full_enumeration_handling, emit_case_nodes):
6754 * builtins.o (expand_builtin_classify_type): Split up so code
6755 can be shared with fold_builtin_classify_type.
6756 (type_to_class, fold_builtin_classify_type): New functions.
6757 (fold_builtins): Handle __builtin_classify_type.
6759 * expr.c (do_tablejump): Now static.
6760 (case_values_threshold, try_casesi, try_tablejump): New;
6761 code mostly from stmt.c (expand_end_case).
6762 (expr.h): Update prototypes.
6764 * Makefile.in (stmt.o): Update dependencies.
6766 2001-08-21 Will Cohen <wcohen@redhat.com>
6768 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
6769 declaration of variable i.
6770 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
6771 declaration of variable i.
6773 2001-08-21 Richard Henderson <rth@redhat.com>
6775 * crtstuff.c: Fix thinko last change. Move list tails to start
6776 of CRT_END section. Tidy ifdefs.
6777 (__EH_FRAME_BEGIN__): Always static for ELF.
6778 (__do_global_ctors_1): Rename from __frame_dummy.
6779 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
6780 name change; don't hide __EH_FRAME_BEGIN__.
6782 2001-08-21 Richard Henderson <rth@redhat.com>
6784 * gdbinit.in: Move break on exit after break on fancy_abort.
6786 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
6789 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
6791 * cpphash.h (_cpp_push_next_buffer): New.
6792 * cppinit.c (do_includes): Remove.
6793 (push_include, free_chain, _cpp_push_next_buffer): New.
6794 (cpp_start_read): Use them to rework command line option handling.
6795 (cpp_handle_option): Combine handling of -include and -imacros.
6796 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
6797 appropriate. Always insert missing \n at EOF.
6798 * cpplib.c (start_directive): Get the directive position right.
6799 * cppmain.c (cb_file_change): Always print the first line, unless
6802 2001-08-20 Andreas Jaeger <aj@suse.de>
6804 * profile.c (compute_branch_probabilities): Remove extra new-line
6806 * flow.c (verify_flow_info): Likewise.
6808 2001-08-20 Diego Novillo <dnovillo@redhat.com>
6810 * basic-block.h (basic_block): Add new field 'flags'.
6811 (BB_REACHABLE): Define.
6812 (expunge_block): Declare.
6813 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
6814 (EXIT_BLOCK_PTR): Ditto.
6815 (expunge_block): Remove static declaration.
6816 (cleanup_cfg): Clear bb->aux on every basic block.
6817 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
6818 computing reachability.
6819 (delete_unreachable_blocks): Delete block b if b->flags has
6822 2001-08-20 Diego Novillo <dnovillo@redhat.com>
6824 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
6826 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6828 * sparc.c (sparc_variable_issue): Fix typo in last change.
6830 2001-08-20 Richard Henderson <rth@redhat.com>
6832 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
6834 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
6836 * pa.h (RETURN_IN_MEMORY): Improve comment.
6838 2001-08-20 Janis Johnson <janis187@us.ibm.com>
6840 * doc/invoke.texi (Profiling options): Clarify the interactions
6841 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
6843 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
6845 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
6848 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6850 * gcc.c (make_relative_prefix): Allocate a sufficiently large
6853 2001-08-20 Richard Henderson <rth@redhat.com>
6855 * final.c (end_final): Fix typo last change.
6857 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
6859 * cppinit.c (init_standard_includes): The returned buffer
6860 is already malloc-ed.
6861 * gcc.c (add_prefix): Similarly.
6862 * prefix.c (translate_name): Update to support clear buffer
6864 (update_path): Similarly. Be sure to free any newly allocated
6865 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
6867 * prefix.h (update_path): Update prototype and document.
6868 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
6869 up and update to new buffer ownership rules.
6870 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
6872 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
6874 * final.c (compute_alignments): New function.
6875 (init_insn_lengths): Do not care label_align.
6876 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
6877 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
6878 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
6879 (shorted_branches): Realloc label_align array; do
6880 not call init_insn_lengths; Do not care about loop alignments.
6881 * output.h (compute_alignments): Declare.
6882 * toplev.c (rest_of_compilation): Call compute_alignments.
6883 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
6885 * predict.c (block_info_def): Add npredecesors, remove nvisited;
6886 change visited to tovisit.
6887 (propagate_freq): Use faster traversing algorithm.
6888 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
6889 to tovisit; reverse meaning.
6891 * predict.c (struct block_info_def): Remove nvisited.
6892 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
6893 (estimate_bb_frequencies): Call mark_dfs_back_edges.
6895 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
6897 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
6898 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
6899 (TARGET_FUSED_MADD): New.
6900 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
6901 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
6902 the multiply-add instructions.
6904 2001-08-19 Richard Henderson <rth@redhat.com>
6906 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
6907 is aligned to pointer size.
6909 2001-08-19 Richard Henderson <rth@redhat.com>
6911 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
6912 display markers during final schedule.
6914 2001-08-19 Richard Henderson <rth@redhat.com>
6916 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
6918 2001-08-19 Richard Henderson <rth@redhat.com>
6920 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
6922 (ASM_NAME_TO_STRING): Remove.
6923 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
6924 in the same string. Remove support for expressions.
6926 2001-08-19 Richard Henderson <rth@redhat.com>
6928 * config/i386/i386.md (tablejump): Make an expander; handle
6929 pic relative addressing here.
6930 (tablejump_1): Rename from tablejump_pic.
6933 2001-08-19 Richard Henderson <rth@redhat.com>
6935 * regclass.c (fix_register): Fix typo.
6937 2001-08-18 Richard Henderson <rth@redhat.com>
6939 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
6940 (struct _Unwind_Context): Expand br_loc to hold it.
6941 (uw_frame_state_for): Handle leaf functions better.
6942 (uw_update_reg_address): Update for br_loc change.
6944 2001-08-18 Richard Henderson <rth@redhat.com>
6946 * crtstuff.c: Move list heads before code that uses them.
6947 (__JCR_LIST__): Remove initial null.
6948 (frame_dummy, __frame_dummy): Do java registration here ...
6949 (__do_global_ctors_aux): ... not here.
6951 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
6952 (__do_global_dtors_aux): Update to match.
6953 (__JCR_LIST__, __do_jv_register_classes): New.
6955 * config/ia64/crtend.asm (__JCR_END__): New.
6956 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
6957 instead of an indirect LTOFF22 reloc.
6959 2001-08-18 Richard Henderson <rth@redhat.com>
6961 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
6962 * regclass.c (init_reg_sets_1): Fix typo.
6963 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
6964 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
6965 (ia64_compute_frame_size): Make ar.unat live when in use.
6966 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
6967 for ar.pfs; remove ar.unat handling.
6968 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
6970 (PREDICATE_CODES): Add ar_pfs_reg_operand.
6971 * config/ia64/ia64-protos.h: Update decls.
6972 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
6973 (sibcall_pic): Likewise.
6975 2001-08-18 Richard Henderson <rth@redhat.com>
6977 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
6978 pred_rel_mutex when searching for insn_group_barrier.
6979 * config/ia64/ia64.md (cycle_display): Combine the expander
6982 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
6983 bit before asm as needed.
6985 2001-08-18 Richard Henderson <rth@redhat.com>
6987 * timevar.def (TV_MACH_DEP): New.
6988 * toplev.c (rest_of_compilation): Use it.
6989 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
6991 2001-08-18 Zack Weinberg <zackw@panix.com>
6993 * unwind-dw2.c (execute_stack_op): Add default aborts to
6994 the inner switches to prevent warnings.
6996 2001-08-18 Richard Henderson <rth@redhat.com>
6998 * timevar.h (struct timevar_time_def): Change element type to float.
6999 (ticks_to_msec, clocks_to_msec): Likewise.
7000 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
7001 (get_time): Likewise.
7002 (timevar_print): Adjust zero check and printing to match.
7004 2001-08-18 Zack Weinberg <zackw@panix.com>
7006 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
7007 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
7008 Eliminate overfull or underfull hboxes.
7010 2001-08-18 Zack Weinberg <zackw@panix.com>
7012 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
7014 2001-08-18 Zack Weinberg <zackw@panix.com>
7016 * haifa-sched.c: Convert to target hooks. Macros replaced
7017 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
7018 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
7019 MD_SCHED_FINISH, and HAVE_cycle_display.
7020 * target-def.h (TARGET_SCHED_ADJUST_COST,
7021 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
7022 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
7023 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
7024 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
7025 New hook #defines to be overridden.
7026 (TARGET_SCHED): Bring them all together.
7027 (TARGET_INITIALIZER): Update.
7028 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
7029 instead of 'struct rtx_def *' throughout.
7030 (struct sched): New set of hooks for the scheduler.
7031 * Makefile.in (haifa-sched.o): Depend on target.h.
7032 * doc/tm.texi: Document the new scheduler hooks, together in
7033 their own section, instead of scattered around.
7034 Fix a bunch of underfull/overfull hboxes.
7036 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
7037 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
7038 sparc.h: Don't define any of the old scheduler macros.
7040 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
7041 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
7042 sparc.c: Create hook functions from code extracted from
7043 corresponding target header, or make existing hooks static, as
7044 appropriate. Set the appropriate entries in targetm.
7046 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
7047 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
7048 rs6000-protos.h, s390-protos.h, sparc-protos.h:
7049 Remove prototypes for functions which are now static.
7051 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
7052 related gunk; the Haifa scheduler is now the only choice.
7054 2001-08-18 Zack Weinberg <zackw@panix.com>
7056 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
7057 * genopinit.c: Put floating point divide insns in sdiv_optab.
7058 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
7059 * config/gofast.h, config/c4x/c4x.h,
7060 config/ia64/hpux_longdouble.h, config/mips/mips.h,
7061 config/pa/long_double.h, config/rs6000/sysv4.h,
7062 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
7063 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
7064 (init_optabs): Use init_optabv for overflow-trapping optabs.
7065 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
7066 cmp_optab RTX codes so have_insn_for can find them.
7068 * optabs.c (expand_simple_binop, expand_simple_unop,
7069 have_insn_for, gen_sub3_insn): New interfaces.
7070 * expr.h: Prototype new functions.
7071 (enum optab_methods): Move here from optabs.h.
7073 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
7074 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
7075 Use new functions instead of working directly with optabs.
7076 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
7077 unroll.c: Don't include optabs.h.
7078 * caller-save.c, combine.c, function.c, stmt.c: Just include
7079 insn-codes.h, not optabs.h.
7080 * Makefile.in: Update dependencies.
7082 * combine.c (make_compound_operation, simplify_comparison):
7083 Fix typos testing for this or that instruction.
7085 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7087 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
7088 generating libgcc.a.
7090 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7092 * except.c (TYPE_HASH): Delete.
7094 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
7097 * tree.c (TYPE_HASH): Delete.
7099 * tree.h (TYPE_HASH): Define.
7101 2001-08-18 Graham Stott <grahams@redhat.com>
7103 * config/mips/mips.md (adddi3_internal_2+1): Remove constraints from
7105 (adddi3_internal_2+2): Likewise.
7106 (eh_set_lr_di+1): Likewise.
7108 2001-08-17 Richard Henderson <rth@redhat.com>
7110 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
7111 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
7112 * dwarf2asm.c: ... here.
7113 * dwarfout.c: Remove them.
7115 * varasm.c (assemble_integer): Add align parameter.
7116 (assemble_real, output_constant, output_constructor): Likewise.
7117 * output.h: Update decls.
7118 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
7119 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
7120 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
7121 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
7122 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
7125 * final.c (end_final): Abort profile block generation if we
7126 havn't layed it out properly.
7127 * output.h (assemble_eh_integer): Remove stale decl.
7128 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
7130 (assemble_integer): Handle unaligned data.
7131 (assemble_real): Abort on unaligned data.
7132 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
7134 (default_dtor_section_asm_out_destructor): Use assemble_align.
7135 (default_named_section_asm_out_constructor): Likewise.
7136 (default_ctor_section_asm_out_constructor): Likewise.
7137 * config/darwin.c (machopic_asm_out_constructor): Likewise.
7138 (machopic_asm_out_destructor): Likewise.
7139 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
7140 (nextstep_asm_out_destructor): Likewise.
7141 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
7142 (vms_asm_out_destructor): Likewise.
7144 2001-08-17 Richard Henderson <rth@redhat.com>
7146 * config/mips/iris6.h (TARGET_IRIX6): New.
7147 (current_section_name, current_section_flags): New.
7148 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
7149 (MAX_OFILE_ALIGNMENT): New.
7150 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
7151 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
7152 (copy_file_data): Split out from
7153 (mips_asm_file_end): ... here.
7154 (mips_asm_file_start): Remove extra .section directive. Use
7155 tmpfile instead of mips_make_temp_file.
7156 (mips_unique_section): Use const char * as needed for warnings.
7157 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
7158 re-add align parameter.
7159 (iris6_asm_named_section): New.
7160 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
7161 (iris6_asm_output_align, iris6_section_align_1): New.
7162 (iris6_asm_file_start, iris6_asm_file_end): New.
7163 * config/mips/mips-protos.h: Update decls.
7165 2001-08-17 Janis Johnson <janis187@us.ibm.com>
7167 * doc/install.texi (Install GCC): Add links to build status pages.
7169 (Final install): Ditto; request updates for specific info
7171 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
7173 * cpperror.c (print_location): Don't take a file name; use the
7175 (_cpp_begin_message): Similarly.
7176 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
7177 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
7178 (cpp_pedwarn_with_file_and_line): Remove.
7179 * cppfiles.c (stack_include_file): Update; set filename to stdin
7180 here when appropriate.
7181 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
7182 (_cpp_begin_message): Don't take a file name.
7183 * cppinit.c: Add comment.
7184 * cpplex.c: Fix end-of-directive indicator.
7185 * cpplib.c: Don't include intl.h.
7186 (run_directive, do_diagnostic): Update.
7187 (do_line): Update to not use nominal_fname.
7188 (cpp_push_buffer): Don't take a filename.
7189 * cpplib.h (struct ht): Remove.
7190 (cpp_push_buffer): Don't take a filename.
7191 (cpp_pedwarn_with_file_and_line): Remove.
7192 * cppmacro.c (struct cpp_macro): Remove file.
7193 (builtin_macro): Update.
7194 (_cpp_create_definition): Update.
7195 * cppmain.c: Correct comment.
7196 * fix-header.c (read_scan_file): Update.
7198 2001-08-17 Kazu Hirata <kazu@hxi.com>
7200 * sbitmap.c: Fix comment formatting.
7201 * sched-deps.c: Likewise.
7202 * sibcall.c: Likewise.
7203 * simplify-rtx.c: Likewise.
7205 * ssa-ccp.c: Likewise.
7206 * stor-layout.c: Likewise.
7207 * timevar.c: Likewise.
7208 * toplev.c: Likewise.
7209 * unwind-dw2.c: Likewise.
7210 * unwind-dw2-fde.c: Likewise.
7211 * varasm.c: Likewise.
7213 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
7215 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
7216 or larger than an integer in memory.
7218 2001-08-17 Zack Weinberg <zackw@panix.com>
7220 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
7221 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
7222 * rtl.h: Don't forward-declare union tree_node here. Don't
7223 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
7224 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
7225 and tree respectively.
7226 * tree.h: Don't forward-declare struct rtx_def here. Don't
7227 typedef tree here. Change all uses of struct rtx_def *,
7228 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
7229 and tree respectively.
7231 2001-08-17 Richard Henderson <rth@redhat.com>
7233 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
7234 config/mips/openbsd.h: Fix typos last change.
7236 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7238 * doc/invoke.texi (Optimize Options): The default for
7239 -finline-limit is 600.
7241 2001-08-17 Richard Henderson <rth@redhat.com>
7243 * varasm.c (text_section): Allow TEXT_SECTION to override the
7244 printing of TEXT_SECTION_ASM_OP.
7245 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
7246 (DATA_SECTION, BSS_SECTION): Remove.
7247 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
7248 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
7249 Rename from s/_NAME//.
7250 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
7251 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
7252 (TEXT_SECTION): ... here. New.
7253 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
7254 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
7255 * config/mips/openbsd.h: Likewise.
7256 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
7257 (mips_asm_file_end): Likewise test.
7258 (mips_output_function_epilogue): Likewise. Switch back to data
7259 section after emitting the function.
7261 * doc/tm.texi (Sections): Document TEXT_SECTION.
7263 2001-08-17 Richard Henderson <rth@redhat.com>
7265 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
7266 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
7268 2001-08-17 Richard Henderson <rth@redhat.com>
7270 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
7271 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
7272 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
7273 Add aligned attribute.
7275 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
7277 * config/sh/sh.md: Add modes to unspecs in first insn to match
7278 those in the second.
7280 * Makefile.in: Fix collect2 copy for Cygwin.
7282 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
7284 Install the proper patch.
7285 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
7286 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
7287 (expand_function_start): Likewise.
7288 * stmt.c (expand_decl): Likewise.
7289 * varasm.c (make_decl_rtx): Likewise.
7291 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
7293 * final.c: Undo my previous accidental checkin.
7294 * output.h: Likewise.
7295 * tm.texi: Likewise.
7297 2001-08-16 Richard Henderson <rth@redhat.com>
7299 * varasm.c (named_section_flags): Remove align parameter.
7300 * varasm.c, dwarf2out.c: Update all callers.
7301 * output.h: Update prototypes.
7303 * target.h (target.asm_out.named_section): Remove align parameter.
7304 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
7305 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
7306 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
7307 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
7308 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
7310 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
7311 (get_named_section_flags, set_named_section_flags): New.
7312 (named_section_flags): Use them.
7313 (named_section): Do decl vs section flags check here...
7314 (default_section_type_flags): ... not here.
7315 (init_varasm_once): Create in_named_htab.
7316 (resolve_unique_section): Mark reloc unused.
7318 2001-08-16 Richard Henderson <rth@redhat.com>
7320 * varasm.c (force_const_mem): Keep pool alignment in bits.
7321 (output_constant_pool): Use assemble_align.
7323 2001-08-16 Zack Weinberg <zackw@panix.com>
7325 * doc/tm.texi: Remove extra @table command.
7327 2001-08-16 Zack Weinberg <zackw@panix.com>
7329 * final.c (shorten_branches): Clear the end of the label_align
7330 array only if we made it larger. Break up messy expressions
7333 * diagnostic.c (internal_error): Check for error recursion
7334 before doing ICE suppression.
7336 * timevar.c: Timing variables now count in milliseconds.
7337 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
7338 (get_time): Not here.
7339 (timevar_print): Don't print any timer whose user, cpu, and
7340 wall times are all zero as displayed.
7341 * timevar.h: Update comment aboout units. Make timevar
7344 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
7346 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
7347 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
7348 (expand_function_start): Likewise.
7349 * stmt.c (expand_decl): Likewise.
7350 * varasm.c (make_decl_rtx): Likewise.
7352 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
7354 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
7355 (finalize_record_size): Don't set TYPE_USER_ALIGN.
7357 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7359 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
7362 2001-08-16 Andreas Jaeger <aj@suse.de>
7364 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
7367 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
7369 * rtl.h (only_sets_cc0_p): New prototype.
7370 * jump.c (sets_cc0_p): Handle INSN.
7371 (only_sets_cc0_p): New function.
7372 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
7373 (tidy_fallthru_edge): Likewise.
7374 * integrate.c (copy_insn_list): Likewise.
7375 * unroll.c (unroll_loop): Likewise.
7376 (copy_loop_body): Likewise.
7378 2001-08-15 Jason Eckhardt <jle@redhat.com>
7380 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
7382 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
7384 * predict.c (struct block_info_def): Remove nvisited.
7385 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
7386 (estimate_bb_frequencies): Call mark_dfs_back_edges.
7388 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
7389 (ix86_adjust_cost): Teach scheduler that latency to load operand can
7392 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
7394 * predict.def: Update hitrates.
7396 2001-08-15 Richard Henderson <rth@redhat.com>
7398 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
7400 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
7402 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
7403 note from its associated jump.
7405 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7407 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
7408 also on 64-bit s390x targets.
7410 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
7412 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
7414 (arm_expand_prologue): Handled nested functions which take a
7415 variable argument list.
7416 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
7417 macro with an invocation of
7418 arm_compute_initial_elimination_offset.
7419 * config/arm/arm-protos.h: Prototype
7420 arm_compute_initial_elimination_offset.
7422 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7424 * doc/install.texi (Specific, avr): Fix markup.
7425 (Specific, c4x): Ditto.
7427 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7429 * predict.c (dump_prediction): Change `bool' parameter to `int'.
7431 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
7433 * Makefile.in (OBJS): Add rtl-error.o
7434 (rtl-error.o): New rule.
7435 (diagnostic.o): Adjust dependency.
7436 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
7437 error_for_asm, _fatal_insn, _fatal_insn_not_found,
7438 warning_for_asm): Move to...
7439 rtl-error.c: ...here. New file.
7441 2001-08-14 Richard Henderson <rth@redhat.com>
7443 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
7444 if USING_SJLJ_EXCEPTIONS.
7446 2001-08-14 Steve Ellcey <sje@cup.hp.com>
7448 * tlink.c (scan_linker_output): Check string for unsatisfied in
7449 addition to undefined and unresolved.
7451 2001-08-14 Graham Stott <grahams@redhat.com>
7453 * libgcc2.c (*): Replace EH_FRAME_SECTION with
7454 EH_FRAME_SECTION_NAME.
7456 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
7458 * genattrtab.c (simplify_test_exp_in_temp): New function.
7459 (simplify_test_exp): Avoid explicit use of temporary obstack.
7460 (simplify_cond, insert_right_side, evaluate_eq_attr,
7461 simplify_and_tree, simplify_or_tree, eliminate_known_true):
7462 Use simplify_test_exp_in_temp.
7463 (optimize_attrs): Iterate until expression stabilizes.
7465 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
7467 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
7468 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
7470 2001-08-13 Richard Henderson <rth@redhat.com>
7472 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
7473 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
7474 * config/arm/conix-elf.h: Likewise.
7476 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
7478 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
7480 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
7482 * gcse.c (hash_scan_set): Expressions that are set as part of
7483 jump instructions are not available.
7485 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
7487 * config/s390/s390.c (print_operand, s390_function_prologue,
7488 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
7490 2001-08-13 Richard Henderson <rth@redhat.com>
7492 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
7493 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
7494 * doc/tm.texi (Exception Region Output): Document it.
7496 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
7498 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
7499 DWARF2 instead of stabs by default.
7501 2001-08-13 David Edelsohn <edelsohn@gnu.org>
7503 * config/rs6000/rs6000.c: Include optabs.h.
7505 2001-08-13 David Edelsohn <edelsohn@gnu.org>
7507 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
7508 save/restore routines.
7509 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
7511 2001-08-13 Andreas Jaeger <aj@suse.de>
7513 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
7514 the english is correct.
7516 2001-08-13 Zack Weinberg <zackw@panix.com>
7518 * expr.h: Split out optab- and libfunc-related code to...
7519 * optabs.h, libfuncs.h: ... these new headers.
7521 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
7523 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
7525 * mkconfig.sh: Don't include insn-codes.h from config.h.
7527 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
7528 enum insn_code is available. Move reload_in_optab and
7529 reload_out_optab array declarations to optabs.h.
7530 * regmove.c (gen_add3_insn): Move to optabs.c, export from
7531 there, prototype in expr.h.
7532 * gencodes.c: Cleanup: zap global variables, don't use
7533 printf where puts will do, don't bother defining MAX_INSN_CODE
7534 which nothing uses, let CODE_FOR_nothing get its value implicitly.
7536 * genemit.c, genopinit.c: Include optabs.h in generated file.
7537 * genoutput.c: Include insn-codes.h in generated file.
7538 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
7539 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
7540 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
7541 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
7542 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
7543 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
7545 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
7546 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
7547 config/m88k/m88k.c, config/sparc/sparc.c:
7549 * reload.c: Include expr.h and optabs.h before reload.h.
7550 * config/alpha/alpha.c: Include tree.h before reload.h.
7551 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
7552 and reload.h in that order.
7553 * config/sparc/sparc.c: Include debug.h.
7554 * recog.c: Include insn-codes.h.
7556 2001-08-13 Andreas Jaeger <aj@suse.de>
7558 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
7561 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
7563 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
7564 * gcc.c (init_spec): Fix typo in comment.
7565 * varasm.c (data_section): Fix typo in comment.
7567 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
7569 * predict.c (dump_prediction): New argument "USED".
7570 (combine_predictions_for_insn): Determine the used heuristics,
7571 output the case no heuristic applied.
7572 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
7574 2001-08-13 Andreas Jaeger <aj@suse.de>
7576 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
7579 2001-08-13 Kazu Hirata <kazu@hxi.com>
7581 * jump.c: Fix formatting.
7583 2001-08-13 Kazu Hirata <kazu@hxi.com>
7585 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
7588 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
7590 * loop.c (check_dbra_loop): Use condjump_label to compute
7593 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
7594 to better document the files they're in.
7596 2001-08-12 Zack Weinberg <zackw@panix.com>
7598 * recog.h (struct insn_operand_data): Shrink 'mode' field
7601 2001-08-12 Kazu Hirata <kazu@hxi.com>
7603 * gcc.c: Fix comment formatting.
7604 * gccspec.c: Likewise.
7607 * genemit.c: Likewise.
7608 * gengenrtl.c: Likewise.
7609 * genrecog.c: Likewise.
7610 * gensupport.c: Likewise.
7611 * ggc-page.c: Likewise.
7612 * global.c: Likewise.
7613 * graph.c: Likewise.
7614 * ifcvt.c: Likewise.
7615 * integrate.c: Likewise.
7617 * libgcc2.c: Likewise.
7619 * mbchar.c: Likewise.
7620 * optabs.c: Likewise.
7621 * predict.c: Likewise.
7622 * prefix.c: Likewise.
7623 * profile.c: Likewise.
7624 * protoize.c: Likewise.
7626 * recog.c: Likewise.
7627 * regclass.c: Likewise.
7628 * regmove.c: Likewise.
7629 * reg-stack.c: Likewise.
7630 * reload1.c: Likewise.
7631 * resource.c: Likewise.
7632 * rtlanal.c: Likewise.
7635 2001-08-12 Kazu Hirata <kazu@hxi.com>
7637 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
7638 a tree representing a constant is passed to the macro.
7640 2001-08-12 Richard Henderson <rth@redhat.com>
7642 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
7643 (rs6000_elf_asm_out_destructor): New.
7644 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
7645 (DTORS_SECTION_ASM_OP): Remove.
7646 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7647 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
7649 2001-08-12 David Edelsohn <edelsohn@gnu.org>
7652 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7653 * gcc.c (set_collect_gcc_options): New function, split out from
7655 Ignore elided switches.
7656 (do_spec_1): Invoke before executing command.
7657 (set_input): Export.
7658 Move declaration ...
7659 * gcc.h (set_input): ... here.
7660 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
7663 2001-08-12 Richard Henderson <rth@redhat.com>
7665 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
7666 thinko wrt TARGET_RELOCATABLE.
7668 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
7670 * fix-header.c (cb_file_change): Update prototype.
7672 2001-08-11 Zack Weinberg <zackw@panix.com>
7674 * toplev.c (set_float_handler): Make static.
7675 * toplev.h: Don't prototype set_float_handler.
7677 * simplify-rtx.c: Don't include setjmp.h.
7678 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
7680 (simplify_unary_operation, simplify_binary_operation): Use them,
7681 via do_float_handler.
7683 * fold-const.c: Don't include setjmp.h.
7684 (exact_real_inverse_1): New function.
7685 (exact_real_inverse): Use it, via do_float_handler.
7687 * varasm.c: Don't include setjmp.h.
7688 (assemble_real_1): New function.
7689 (assemble_real): Use it, via do_float_handler.
7690 Call internal_error if we get a trap here.
7692 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
7693 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
7695 2001-08-11 Zack Weinberg <zackw@panix.com>
7697 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
7698 STACK_BOUNDARY if not already defined.
7700 * calls.c, function.c, reload1.c, explow.c: Don't default
7701 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
7702 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
7704 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
7707 * doc/tm.texi: Document that STACK_BOUNDARY is required;
7708 clarify difference between it and PREFERRED_STACK_BOUNDARY.
7710 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
7712 * cppmacro.c (enter_macro_context): Push macro expansions even
7715 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7717 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
7718 (rs6000_elf_section_type_flags): Actually return a value.
7720 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
7722 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
7723 Clean up code: add missing comments and prototypes, fix warnings,
7724 remove obsolete code, fix spacing to conform to coding style.
7726 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
7728 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
7729 and TARGET_ASM_CLOSE_PAREN.
7730 (regclass_map): CC register belongs to class NO_REGS.
7731 (legitimize_pic_address): Don't generate unnecessary moves
7732 (to avoid confusing loop optimization).
7733 (check_and_change_labels): Replace jump_long by indirect_jump.
7734 (s390_final_chunkify): Don't start a new literal pool on section
7735 switch in 64-bit code.
7736 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
7738 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
7739 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
7740 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
7742 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
7743 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
7744 (CONST_COSTS): Fixed incorrect costs.
7746 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
7747 Use emit_jump instead of emit_jump_insn (gen_jump).
7748 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
7749 (to avoid confusing flow analysis).
7750 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
7751 (casesi, casesi_jump): New.
7752 (jump_long): Removed. Functionality merged into indirect_jump.
7753 (indirect_jump): Accept address_operand, not just register_operand.
7754 (cjump_long, icjump_long): Use same logic as indirect_jump.
7755 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
7756 Fixed broken setjmp/longjmp handling.
7757 (do_builtin_setjmp_setup): Removed.
7759 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
7760 broken GNU as versions that don't accept .quad with large
7761 negative values. Use hexadecimal output instead.
7762 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
7763 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
7764 FUNCTION_EPILOGUE): Removed. Now in targetm.
7766 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
7768 * config/s390/fixdfdi.h: Add missing copyright statement.
7769 Fix type conflicts on 64-bit. Add missing SFmode routines.
7771 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
7774 2001-08-11 Richard Henderson <rth@redhat.com>
7776 * rtl.h (REG_EH_RETHROW): Remove.
7777 * rtl.c (reg_note_name): Update.
7778 * combine.c (distribute_notes): Don't check for it.
7780 2001-08-11 Richard Henderson <rth@redhat.com>
7782 * combine.c (distribute_notes): Place REG_SETJMP.
7784 2001-08-11 Richard Henderson <rth@redhat.com>
7786 * doc/extend.texi (Arrays and pointers implementation): Discourage
7787 relying on sign-extension of pointers.
7789 2001-08-11 H.J. Lu <hjl@gnu.org>
7791 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
7793 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
7794 RDATA_SECTION_ASM_OP.
7796 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7798 * doc/install.texi (Specific, c4x): Fix cross-reference to the
7799 main manual to work both for info and HTML versions.
7801 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
7802 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7804 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
7805 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
7806 (struct cpp_pool): New member first.
7807 * cppinit.c (append_include_chain): Plug memory leaks.
7808 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
7809 Allocate pragma structures from the (aligned) macro pool to
7810 avoid leaking memory.
7811 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
7812 so we don't leak memory.
7813 * hashtable.c (ht_destroy): New.
7814 * hashtable.h (ht_destroy): New.
7816 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
7817 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7819 * c-lex.c (map): Make const.
7820 (cb_file_change): Update for callback passing a line map.
7821 Don't assume we have a previous map. Remove sanity check
7822 about popping too many files.
7823 * cpperror.c (print_location): Make map const.
7824 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
7825 (cpp_make_system_header): Similarly.
7826 (search_from): Similarly.
7827 (_cpp_execute_include): Don't remember where we came from.
7828 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
7829 (struct cpp_reader): Make map const.
7830 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
7831 * cpplib.c (do_line): Update; line maps now hold sysp.
7832 (cpp_push_buffer): Similarly.
7833 (_cpp_do_file_change): Similarly; callback with map instead.
7834 (cpp_get_line_maps): Constify return value.
7835 (_cpp_pop_buffer): Update.
7836 * cpplib.h (struct cpp_file_change): Remove.
7837 (struct cpp_callbacks): Update.
7838 (cpp_get_line_maps): Constify return value.
7839 * cppmacro.c (_cpp_create_definition): Update.
7840 * cppmain.c (struct printer): Constify map.
7841 (maybe_print_line): Similarly.
7842 (print_line): Similarly. Deduce flags 1 and 2 here.
7843 (cb_file_change): Update.
7844 * line-map.c (free_line_maps): Warn regardless.
7845 (add_line_map): Return pointer to const. When passed NULL to_file
7846 with LC_LEAVE, use the obvious values for the return point so the
7847 caller doesn't have to figure them out.
7848 (lookup_line): Return pointer to const.
7849 (print_containing_files): Take pointer to const.
7850 * line-map.h (struct line_map): New members reason, sysp.
7851 (add_line_map): Return pointer to const.
7852 (lookup_line): Similarly.
7853 (print_containing_files): Take pointer to const.
7855 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
7856 Richard Henderson <rth@redhat.com>
7858 * regmove.c (regmove_optimize): Avoid setting a register twice in
7861 2001-08-10 Richard Henderson <rth@redhat.com>
7863 * doc/extend.texi (Arrays and pointers implementation): Document
7864 behavior of pointer/integer conversion.
7866 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
7868 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
7870 2001-08-10 Richard Henderson <rth@redhat.com>
7872 * doc/extend.texi (C Implementation): New chapter.
7873 * doc/gcc.texi (Top): Link it in.
7875 2001-08-10 Andrew Cagney <ac131313@redhat.com>
7877 * doc/install.texi (Specific): Fix CVS merge botch.
7879 2001-08-10 Richard Henderson <rth@redhat.com>
7881 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
7882 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
7884 2001-08-10 Zack Weinberg <zackw@stanford.edu>
7886 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
7887 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
7888 this macro is now required.
7890 * cselib.c (cselib_process_insn), flow.c (propagate_block),
7891 loop.c (find_and_verify_loops), reload.c (reload): Check
7892 for rtx code of CALL_INSN, not CALL, when deciding if we
7893 need to check for REG_SETJMP note.
7895 * gcse.c (compute_hash_table, compute_store_table): Update
7896 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
7899 * config/avr/avr.c: Fix typo.
7900 * config/convex/convex.c (expand_movstr): Use adjust_address.
7901 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
7903 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
7904 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
7906 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
7907 Do define STACK_BOUNDARY.
7908 * config/i370/i370.c: Include expr.h.
7909 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
7910 config/pa/som.h, config/v850/v850.h: Take in_ctors and
7911 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
7912 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
7913 * config/m88k/m88k.c: Include c-tree.h after expr.h.
7914 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
7915 * config/romp/romp.c: Include expr.h after tree.h.
7917 (output_fpop): Use xmalloc, not oballoc.
7918 * config/we32k/we32k.c: Include expr.h.
7920 2001-08-10 Kazu Hirata <kazu@hxi.com>
7922 * config/h8300/h8300.h: Fix formatting.
7924 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
7926 * c-common.h (RETURN_NULLIFIED_P): Lose.
7927 * c-semantics.c (genrtl_return_stmt): Don't check it.
7929 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
7931 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
7932 (mips_annotate_frame_insn): New function.
7933 (mips_emit_frame_related_store): New function.
7934 (save_restore_insns): Don't mark instructions that set up the base
7935 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
7936 the store instructions instead.
7937 (mips_expand_prologue): If the stack size is moved into a temporary
7938 register, do not mark that move as frame-related. Add a
7939 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
7941 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
7943 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
7944 stack slot as unchanging if current_function_calls_eh_return.
7946 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
7948 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
7949 access the second half of the TFmode scratch operand.
7951 2001-08-10 Anthony Green <green@redhat.com>
7953 * java/class.c (emit_register_classes): Conditionalize code on
7956 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7958 * doc/install.texi (Specific, avr): Fix cross-reference to the
7959 main manual to work both for info and HTML versions.
7961 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
7963 * stmt.c (expand_null_return_1): Remove code to generate simple returns
7964 and "use_goto" argument.
7965 (expand_null_return, expand_value_return): Update all callers.
7966 * function.c (expand_function_end): Remove code to generate simple
7968 * config/vax/vax.md (epilogue): New expander for function return.
7969 * doc/md.texi (epilogue): Remove "if defined".
7971 2001-08-09 Zack Weinberg <zackw@stanford.edu>
7973 * Makefile.in: Partially revert my previous change:
7974 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
7975 of the hashtab.o and safe-ctype.o rules.
7977 2001-08-09 Richard Henderson <rth@redhat.com>
7979 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
7980 (USE_COLLECT2): Remove duplicate definition.
7981 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
7982 (use_collect2): Remove dead code.
7983 * configure.in (use_collect2): Remove will_use_collect2 and
7984 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
7985 * configure: Rebuild.
7987 * target.h (targetm.asm_out.constructor): New.
7988 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
7989 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
7990 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
7991 * varasm.c (in_ctors, in_dtors): New.
7992 (assemble_constructor, assemble_destructor): Remove.
7993 (default_stabs_asm_out_destructor): New.
7994 (default_named_section_asm_out_destructor): New.
7995 (dtors_section, default_dtor_section_asm_out_destructor): New.
7996 (default_stabs_asm_out_constructor): New.
7997 (default_named_section_asm_out_constructor): New.
7998 (ctors_section, default_ctor_section_asm_out_constructor): New.
7999 * output.h: Update declarations.
8000 * c-decl.c (c_expand_body): Use target hooks instead of
8001 assemble_constructor and assemble_destructor.
8002 * profile.c (output_func_start_profiler): Likewise.
8003 * objc/objc-act.c (finish_objc): Likewise.
8004 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
8005 for the constructor.
8006 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
8008 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
8009 (DTORS_SECTION_ASM_OP): Likewise.
8010 (__CTOR_LIST__): Use attribute section when possible.
8011 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
8013 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
8014 ASM_OUTPUT_CONSTRUCTOR.
8016 * config/darwin.c (machopic_asm_out_constructor): New.
8017 (machopic_asm_out_destructor): New.
8018 * config/darwin-protos.h: Update declarations.
8019 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8020 (ASM_OUTPUT_DESTRUCTOR): Remove.
8021 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8022 * config/nextstep.c (nextstep_asm_out_constructor): New.
8023 (nextstep_asm_out_destructor): New.
8024 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8025 (ASM_OUTPUT_DESTRUCTOR): Remove.
8026 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8027 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
8028 ASM_OUTPUT_*STRUCTOR.
8029 * config/i386/aix386ng.h: Likewise.
8031 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
8032 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
8033 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
8034 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8035 * config/lynx.h: Likewise.
8036 * config/netware.h: Likewise.
8037 * config/psos.h: Likewise.
8038 * config/alpha/alpha-interix.h: Likewise.
8039 * config/alpha/elf.h: Likewise.
8040 * config/arc/arc.h: Likewise.
8041 * config/arm/aof.h: Likewise.
8042 * config/arm/coff.h: Likewise.
8043 * config/arm/elf.h: Likewise.
8044 * config/c4x/c4x.h: Likewise.
8045 * config/h8300/h8300.h: Likewise.
8046 * config/i386/cygwin.h: Likewise.
8047 * config/i386/djgpp.h: Likewise.
8048 * config/i386/i386-coff.h: Likewise.
8049 * config/i386/i386-interix.h: Likewise.
8050 * config/i386/sco5.h: Likewise.
8051 * config/i386/vsta.h: Likewise.
8052 * config/i386/win32.h: Likewise.
8053 * config/i960/i960-coff.h: Likewise.
8054 * config/ia64/sysv4.h: Likewise.
8055 * config/m68hc11/m68hc11.h: Likewise.
8056 * config/m68k/coff.h: Likewise.
8057 * config/m68k/mot3300.h: Likewise.
8058 * config/m88k/m88k.h: Likewise.
8059 * config/mcore/mcore-pe.h: Likewise.
8060 * config/mcore/mcore.h: Likewise.
8061 * config/mips/elf.h: Likewise.
8062 * config/mips/elf64.h: Likewise.
8063 * config/mips/iris6.h: Likewise.
8064 * config/pa/pa64-hpux.h: Likewise.
8065 * config/rs6000/sysv4.h: Likewise.
8066 * config/sh/sh.h: Likewise.
8067 * config/sparc/litecoff.h: Likewise.
8069 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
8070 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
8071 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8072 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8073 (ASM_OUTPUT_DESTRUCTOR): Remove.
8074 * config/a29k/a29k.c: Move include of tree.h.
8075 * config/a29k/udi.h: Delete file.
8076 * config/alpha/alpha.c (vms_asm_out_constructor): New.
8077 (vms_asm_out_destructor): New.
8078 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
8079 (EXTRA_SECTION_FUNCTIONS): Likewise.
8080 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8081 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8082 * config/c4x/c4x.c: Move include of tree.h.
8083 * config/clipper/clipper.c (clix_asm_out_constructor): New.
8084 (clix_asm_out_destructor): New.
8085 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8086 (ASM_OUTPUT_DESTRUCTOR): Remove.
8087 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8088 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8089 (TARGET_ASM_CONSTRUCTOR): New.
8090 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
8091 (sco_asm_out_constructor): New.
8092 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
8093 * config/i386/svr3gas.h: Remove stack grows up code.
8094 Remove code duplicated from i386/sysv3.h.
8095 (TARGET_ASM_CONSTRUCTOR): New.
8096 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8097 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
8098 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8099 (TARGET_ASM_CONSTRUCTOR): New.
8100 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
8101 (m68hc11_asm_out_destructor): New.
8102 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
8103 (TARGET_ASM_DESTRUCTOR): New.
8104 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
8105 * config/m68k/dpx2.h: Properly undef all the bits inherited from
8106 config/svr3.h pertaining to section manipulation.
8107 * config/m68k/dpx2g.h: Remove #if 0 code.
8108 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
8109 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
8110 (ASM_OUTPUT_CONSTRUCTOR): Remove.
8111 (TARGET_ASM_CONSTRUCTOR): New.
8112 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
8113 (m88k_svr3_asm_out_constructor): New.
8114 (m88k_svr3_asm_out_destructor): New.
8115 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8116 (ASM_OUTPUT_DESTRUCTOR): Remove.
8117 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8118 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
8119 * config/rs6000/aix.h: Likewise.
8120 * config/mips/rtems64.h: Don't undef removed constructor related bits.
8121 * config/mips/vxworks.h: Likewise.
8122 * config/rs6000/lynx.h: Likewise.
8123 * config/sh/elf.h: Likewise.
8124 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
8125 (DTORS_SECTION_ASM_OP): New.
8126 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8127 (ASM_OUTPUT_DESTRUCTOR): Remove.
8128 * config/sparc/sol2-sld-64.h: Likewise.
8129 * config/vax/vax.c (vms_asm_out_constructor): New.
8130 (vms_asm_out_destructor): New.
8131 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8132 (ASM_OUTPUT_DESTRUCTOR): Remove.
8133 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8135 * doc/tm.texi (@node Initialization): Update.
8137 2001-08-09 Richard Henderson <rth@redhat.com>
8139 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
8140 (__do_global_dtors_aux): Use gp-relative static data to avoid
8141 one dynamic relocation.
8142 (__do_frame_setup): Register Java classes.
8143 * config/alpha/crtend.asm (__JCR_END__): New.
8145 2001-08-09 Zack Weinberg <zackw@stanford.edu>
8147 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
8148 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
8149 (GEN, STAGESTUFF): Add new files.
8150 (insn-constants.h, s-constants, tm-preds.h, s-preds,
8151 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
8152 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
8153 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
8154 as well as insn-codes.h and insn-flags.h in config.h; and no
8155 extra headers in tconfig.h and hconfig.h.
8157 * gencodes.c: Eliminate code to generate predicate declarations
8158 or #defines for md-file constants.
8159 * genconstants.c, genpreds.c: New files.
8161 * i386.md: Re-order guard expressions such that TARGET_64BIT
8162 comes first, when this permits better optimization. Add
8163 TARGET_64BIT to more x86-64 patterns. Add comment explaining
8164 why this is desirable.
8166 2001-08-09 Jakub Jelinek <jakub@redhat.com>
8168 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
8169 (find_fde_for_dso): Remove.
8170 (_Unwind_IteratePhdrCallback): New.
8171 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
8172 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
8174 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8176 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
8177 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
8179 2001-08-09 Graham Stott <grahams@redhat.com>
8181 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
8182 (vis_no_unit): Use it.
8183 (visualize_no_unit): Add the insn only if room exists.
8185 2001-08-09 Graham Stott <grahams@redhat.com>
8187 * predict.c (estimate_probability): Replace magic numbers with
8188 appropriate enumeration.
8190 2001-08-09 Graham Stott <grahams@redhat.com>
8192 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
8194 (EXTRACT_FLAGS): Likewise.
8196 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
8198 * config/mips/mips.c (mips_legitimate_address_p): Check for
8199 CONST_INT in last patch.
8201 2001-08-08 Anthony Green <green@redhat.com>
8203 * java/class.c (emit_register_classes): Use assemble_jcr if
8204 possible. Keep the original mechanism as a fallback.
8205 * defaults.h (JCR_SECTION_NAME): Define if we have named section
8206 and weak symbol support.
8207 * crtstuff.c (__JCR_LIST__): Define.
8208 (__JCR_END__): Define.
8209 (_Jv_RegiserClasses): Define weak symbol if possible.
8210 (__do_global_ctors_aux): Register classes for ELF targets with
8211 weak symbol support.
8213 2001-08-08 Kazu Hirata <kazu@hxi.com>
8215 * dbxout.c: Fix comment formatting.
8216 * dependence.c: Likewise.
8218 * diagnostic.c: Likewise.
8219 * dominance.c: Likewise.
8220 * doprint.c: Likewise.
8221 * dwarf2out.c: Likewise.
8222 * dwarfout.c: Likewise.
8223 * emit-rtl.c: Likewise.
8224 * except.c: Likewise.
8225 * explow.c: Likewise.
8226 * expmed.c: Likewise.
8229 * fold-const.c: Likewise.
8230 * function.c: Likewise.
8232 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8234 * global.c (retry_global_alloc): Avoid shadowing allocno.
8236 2001-08-08 Mark Mitchell <mark@codesourcery.com>
8238 * except.c (remove_fixup_regions): Fix typo.
8240 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
8242 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
8243 unsigned HOST_WIDE_INT to avoid warning.
8244 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
8245 * flow.c (set_block_for_new_insns): Likewise.
8247 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
8249 * sibcall.c (return_value_pseudo): New static variable.
8250 (skip_copy_to_return_value): Handle return_value_pseudo.
8251 (call_ends_block_p): Ensure that return_value_pseudo is set.
8252 (optimize_sibling_and_tail_recursive_call): Discover the
8253 load of pseudo return value in alternate exit block.
8255 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
8257 * calls.c (ECF_ALWAYS_RETURN): New constant.
8258 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
8259 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
8260 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
8261 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
8262 * rtl.c (reg_note_name): New name.
8263 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
8265 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
8267 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
8269 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
8271 * alias.c (get_alias_set): Return a previously calculated
8272 alias set for a VAR_DECL.
8273 * function.c (gen_mem_addressof): Calculate the alias set before
8276 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
8278 * predict.def: Set hitrates according our experimental run.
8280 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
8282 * i386.h (HARD_REGNO_RENAME_OK): New macro.
8284 2001-08-08 H.J. Lu <hjl@gnu.org>
8286 * config/mips/mips.c (mips_unique_section): New. Copied from
8289 * config/mips/mips-protos.h (mips_unique_section): New
8292 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
8294 * config/mips/little.h: New. Generic little endian mips
8295 targets. Only mips*-*-linux* is converted to use it so far.
8297 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
8298 (WCHAR_TYPE): Defined
8299 (WCHAR_TYPE_SIZE): Likewise.
8300 (INIT_SUBTARGET_OPTABS): Likewise.
8301 (BSS_SECTION_ASM_OP): Likewise.
8302 (SBSS_SECTION_ASM_OP): Likewise.
8303 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
8304 (ASM_DECLARE_OBJECT_NAME): Likewise.
8305 (UNIQUE_SECTION): Likewise.
8306 (EXTRA_SECTIONS): Likewise.
8307 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
8308 (ASM_OUTPUT_DESTRUCTOR): Likewise.
8309 (ASM_OUTPUT_DEF): Likewise.
8310 (HANDLE_SYSV_PRAGMA): Removed.
8311 (NO_IMPLICIT_EXTERN_C): Likewise.
8312 (TARGET_MEM_FUNCTIONS): Likewise.
8313 (STARTFILE_SPEC): Likewise.
8314 (ENDFILE_SPEC): Likewise.
8315 (LIB_SPEC): Likewise.
8316 (INVOKE__main): Likewise.
8317 (CTOR_LIST_BEGIN): Likewise.
8318 (CTOR_LIST_END): Likewise.
8319 (DTOR_LIST_BEGIN): Likewise.
8320 (DTOR_LIST_END): Likewise.
8321 (SET_ASM_OP): Likewise.
8322 (ASM_OUTPUT_SOURCE_LINE): Likewise.
8323 (ASM_OUTPUT_DEF): Likewise.
8324 (ASM_OUTPUT_IDENT): Likewise.
8326 * config/mips/mips.h (ASM_SPEC): Undefine before define.
8327 (CPLUSPLUS_CPP_SPEC): Likewise.
8328 (ASM_APP_ON) Redefine only if not defined.
8329 (ASM_APP_OFF): Likewise.
8330 (ASM_OUTPUT_SOURCE_LINE): Likewise.
8331 (ASM_OUTPUT_IDENT): Likewise.
8333 * config.gcc: Update tm_file for Linux/mips.
8335 2001-08-08 Bernd Schmidt <bernds@redhat.com>
8337 * cselib.c (cselib_record_sets): If insn is predicated, turn
8338 sources into IF_THEN_ELSEs.
8340 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
8341 Turn into define_insn_and_split.
8343 * sched-deps.c: Include "cselib.h".
8344 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
8345 Use cselib to turn memory addresses into VALUEs.
8346 (sched_analyze): Call cselib_init/cselib_finish if necessary.
8347 * sched-int.h (struct sched_info): New member USE_CSELIB.
8348 * sched-ebb.c (ebb_sched_info): Initialize it.
8349 * sched-rgn.c (rgn_sched_info): Likewise.
8350 * Makefile.in (sched-deps.o): Update dependencies.
8352 * cselib.h (cselib_subst_to_values): Declare.
8353 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
8354 that have no value and autoincs to be handled by generating a new
8357 2001-08-08 Graham Stott <grahams@redhat.com>
8359 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
8360 within fixed length SEQUENCE.
8362 2001-08-08 Graham Stott <grahams@redhat.com>
8364 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
8365 (diagnostic_prefixing_rule): Likewise.
8366 (diagnostic_line_cutoff): Likewise.
8367 (diagnostic_kind_count): Likewise.
8369 2001-08-08 Graham Stott <grahams@redhat.com>
8371 * alias.c (find_base_decl): Delete redundent assignment.
8373 2001-08-08 Graham Stott <grahams@redhat.com>
8375 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
8376 (abs): Uppercase and paranthesize macro parameter.
8377 (MEM_DEPENDENCY): Add whitespace.
8379 2001-08-08 Graham Stott <grahams@redhat.com>
8381 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
8382 failure check for CONST_INT
8384 2001-08-08 Graham Stott <grahams@redhat.com>
8386 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
8387 (libcall_dead_p): Likewise.
8389 (mark_used_regs): Constify fmt.
8390 (find_use_as_address): Likewise.
8392 2001-08-08 Graham Stott <grahams@redhat.com>
8394 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
8397 2001-08-08 Graham Stott <grahams@redhat.com>
8399 * combine.c (combine_simplify_rtx): Update comment and
8400 remove erroneous test.
8402 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
8404 * cppinit.c (cpp_finish): Pop the final buffer without comment.
8405 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
8406 take care to avoid multiple no-newline at EOF warnings in that
8409 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
8411 * calls.c (expand_call): Do not emit INSN_SETJMP note.
8412 (emit_library_call_value_1): Likewise.
8413 (emit_call_1): Emit REG_SETJMP note.
8414 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
8416 * cselib.c (cselib_process_insn): Likewise.
8417 * flow.c (propagate_block): Likewise.
8418 * loop.c (find_and_verify_loops): Likewise.
8419 * reload.c (find_equiv_regs): Likewise.
8420 * reload1.c (reload): Likewise.
8421 * resource.c (mark_referenced_resources,
8422 mark_set_resources): Likewise.
8423 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
8424 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
8425 * haifa-sched.c (unlink_other_notes): Likewise.
8426 (reemit_notes): Likewise.
8427 * sched-ebb.c (sched_ebb): Likewise.
8428 * sched-rgc.c (sched_region): Likewise.
8429 * rtl.c (note_insn_name): Likewise.
8430 (reg_note_name): Add REG_SETJMP
8431 * rtl.h (reg_note): Add REG_SETJMP.
8432 (insn_note): Remove NOTE_INSN_SETJMP.
8434 * profile.c (branch_prob): Add fake edges for setjmp.
8436 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
8438 * config.gcc: Quote target_cpu_default2 correctly for
8439 powerpc*-*-* targets.
8441 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
8443 * cpplib.h, line-map.h: Update comments.
8444 * cppmain.c (printer_init): Move inline.
8445 (maybe_print_line, print_line): Take a map pointer.
8446 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
8447 (cb_file_change): Don't use prior value of print.map.
8449 2001-08-07 David Edelsohn <edelsohn@gnu.org>
8451 * doc/install.texi: Document fine-grained multilib configuration.
8453 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
8455 * rtlanal.c (find_first_parameter_load): Call note_stores
8456 only on the instructions.
8458 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
8460 * alias.c (nonlocal_mentioned_p):
8461 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
8462 * calls.c (emit_call_1): Likewise.
8463 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
8464 * cselib.c (cselib_process_insn): Likewise.
8465 * df.c (df_insns_modify): Likewise.
8466 * flow.c (need_fake_edge_p): Likewise.
8467 (propagate_one_insn): Likewise.
8468 * haifa-sched.c (reemit_notes): Likewise.
8469 * integrate.c (copy_insn_list): Likewise.
8470 * jump.c (delete_prior_computation): Likewise.
8471 * local-alloc.c (validate_equiv_mem): Likewise.
8472 * loop.c (scan_loop): Likewise.
8473 * predict.c (estimate_probability): Likewise.
8474 * reload.c (reload): Likewise.
8475 * sched-deps (sched_analyze): Likewise.
8476 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
8477 * gcse.c (compute_hash_table): Likewise.
8478 (mark_call): Likewise.
8479 (store_killed_in_insn): Likewise.
8481 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
8483 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
8485 2001-08-06 Richard Henderson <rth@redhat.com>
8487 * varasm.c (assemble_gc_entry): Remove.
8488 * output.h: Likewise.
8490 2001-08-06 Richard Henderson <rth@redhat.com>
8492 * varasm.c (assemble_constructor): Take a symbol_ref and a
8493 priority instead of a bare string. Move priority handling
8494 here from cp/decl2.c.
8495 * output.h: Update decls.
8497 * c-decl.c (c_expand_body): Update calls to assemble_constructor
8498 and assemble_destructor.
8499 * profile.c (output_func_start_profiler): Likewise.
8500 * objc/objc-act.c (finish_objc): Likewise.
8501 (build_module_descriptor): Return the symbol not the symbol name.
8503 2001-08-06 David Edelsohn <edelsohn@gnu.org>
8505 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
8506 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
8507 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
8508 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
8509 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
8510 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
8512 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
8514 * cpperror.c (print_containing_files): Moved to line-map.c.
8515 (print_location): line-map.c handles re-listing or otherwise.
8516 * cpphash.h (struct lexer_state): Remove next_bol.
8517 (struct cpp_buffer): Remove include_stack_listed.
8518 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
8519 Remove faked buffer handling.
8520 (_cpp_do_file_change): Tweak.
8521 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
8522 * cppmain.c (struct printer): Remove filename.
8523 (print_line, cb_file_change): Update accordingly.
8524 * line-map.c: Include intl.h.
8525 (init_line_maps): Initialize last_listed.
8526 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
8527 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
8528 (print_containing_files): New.
8529 * line-map.h (struct line_maps): New member last_listed.
8530 (print_containing_files, INCLUDED_FROM): New.
8531 * Makefile.in: Update.
8532 * po/POTFILES.in: Add line-map.c.
8534 2001-08-06 Richard Henderson <rth@redhat.com>
8536 * except.c (convert_from_eh_region_ranges_1): Never mark
8537 USE or CLOBBER insns as throwing.
8539 * expr.c (store_constructor): Don't clobber memory targets.
8541 2001-08-06 Andreas Jaeger <aj@suse.de>
8543 * profile.c (branch_prob): Remove unused variable insn.
8545 * Makefile.in (local-alloc.o): Add dependency on except.h.
8547 * local-alloc.c: Include except.h for can_throw_internal prototype.
8549 2001-08-06 Richard Henderson <rth@redhat.com>
8551 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
8552 * function.c (expand_main_function): Implement it.
8553 * doc/tm.texi: Document it.
8555 2001-08-06 Stan Shebs <shebs@apple.com>
8557 * doc/install.texi: Document powerpc-*-darwin* details.
8559 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
8561 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
8562 (ASM_CPU_SPEC): Move back to rs6000.h
8563 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
8565 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
8567 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
8570 * config/rs6000/linux64.h: Ditto.
8572 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
8573 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
8576 Remove accidently readded definitions of FUNCTION_PROLOGUE,
8577 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
8579 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
8582 2001-08-05 Richard Henderson <rth@redhat.com>
8584 * local-alloc.c (update_equiv_regs): Do not move insns that
8587 2001-08-05 Jan Hubicka <jh@suse.cz>
8589 * Makefile.in (reload1.o): Add dedendancy on except.h
8590 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
8592 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
8593 indicating wehther edges has been cleaned up.
8594 * reload1.c: Inlucde except.h
8595 (fixup_abnormal_edges): Accept deleted insns.
8596 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
8599 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
8601 * cpplib.c (do_line): Correct line number after pop_buffer.
8603 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
8605 PR preprocessor/3824
8606 * line-map.c: Update comments.
8607 * line-map.h: Update comments.
8608 * tradcif.y: Don't consider large numbers unsigned.
8610 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
8612 PR preprocessor/3081
8613 * c-lex.c (map): New.
8614 (cb_file_change): Update map and use it.
8615 (cb_def_pragma, cb_define, cb_undef): Use map and line.
8616 (c_lex): Update to use map.
8617 * cpperror.c (print_location): Move to using logical line numbers.
8618 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
8619 (cpp_make_system_header): Similarly.
8620 (_cpp_execute_include): Stop line numbering hacks. Store the
8621 line we will return to.
8622 * cpphash.h (CPP_BUF_LINE): Remove.
8623 (struct cpp_buffer): Remove lineno and pseudo_newlines.
8624 Add map and return_to_line.
8625 (_cpp_do_file_change): Update.
8626 * cppinit.c (cpp_start_read): Update line kludge.
8627 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
8628 (trigraph_ok): Use logical line numbers for diagnostics.
8629 (skip_block_comment): Likewise.
8630 (skip_whitespace): Likewise.
8631 (skip_line_comment): Use pfile->line instead.
8632 (_cpp_lex_token): Update to use logical line numbering exclusively.
8633 Handle BOL locally. Accept new lines in directives, but keep
8634 pfile->line decremented. Diagnostics use logical lines. Update
8636 * cpplib.c (SEEN_EOL): New.
8637 (skip_rest_of_line, check_eol): Use it.
8638 (end_directive): Increase line number when accepting the newline
8639 at the end of a directive.
8640 (run_directive): Simplify.
8641 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
8642 (_cpp_do_file_change): Update to take buffer line number as an
8643 argument, and store the current map in the cpp_reader. Remove
8644 line number kludges.
8645 (_cpp_do__Pragma): Restore output position after a _Pragma.
8646 (cpp_push_buffer): Don't set output line or lineno.
8647 (_cpp_pop_buffer): Transfer more info from a faked buffer.
8648 Remove line kludge. Set output_line.
8649 * cppmacro.c (builtin_macro): Update handling of __LINE__.
8650 (parse_arg): Use logical lines.
8651 (save_lookahead_token): Save EOFs too now.
8652 * cppmain.c (struct printer): Fix comments.
8653 (printer_init): Simplify, let caller do errors.
8654 (scan_translation_unit, check_multiline_token, dump_macro): Update.
8655 (maybe_print_line): Simplify.
8656 (print_line): Don't print a linemarker if -P.
8657 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
8658 (cb_file_change): Simplify.
8659 * line-map.h (LAST_SOURCE_LINE): Fix.
8660 (CURRENT_LINE_MAP): New.
8662 2001-08-05 Bernd Schmidt <bernds@redhat.com>
8664 * doloop.c (doloop_modify_runtime): Properly compute number of
8665 iterations if loop was unrolled.
8667 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
8668 if their CSELIB_VAL_PTRs are.
8670 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
8671 (setup_spill_pointers): Initialize it.
8672 (spill_restore_mem): Set it.
8673 (do_spill, do_restore): Use it to add REG_INC note.
8674 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
8676 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
8677 asms if other insns are available.
8679 * config/ia64/ia64.c (condop_operator): New predicate.
8680 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
8681 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
8684 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
8685 temporary register than directly using a MEM.
8687 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
8689 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
8690 parameter in last change.
8692 2001-08-04 Zack Weinberg <zackw@panix.com>
8694 * sparc.md: Don't use #if inside C test expression.
8696 2001-08-04 Richard Henderson <rth@redhat.com>
8698 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
8700 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
8702 * cpphash.h (struct cpp_reader): New member directive_line.
8703 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
8704 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
8705 do_pragma): Pass line to callbacks.
8706 (start_directive): Record line of directive.
8707 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
8708 cb_include): Similarly.
8709 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
8712 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
8714 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
8717 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
8719 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
8721 * reload1.c (fixup_abnormal_edges): New static function.
8724 * flow.c (need_fake_edge_p): New function.
8725 (flow_call_edges_add): Fix handling of noreturn and sibling calls;
8726 avoid call insn to be very last insn in the insn stream.
8728 * profile.c (branch_prob): Call flow_call_edges_add instead of
8729 doing that by hand; cleanup cfg to re-merge basic blocks once
8732 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8734 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
8735 are also on line-map.h.
8736 * cppfiles.c (stack_include_file): Update.
8737 * cpphash.h (struct cpp_buffer): New member return_at_eof.
8738 (_cpp_pop_buffer): New.
8739 * cppinit.c (cpp_destroy, cpp_finish): Update.
8740 (do_includes): Mark each buffer to return at EOF.
8741 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
8742 return as requested.
8743 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
8744 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
8745 * cpplib.h (cpp_pop_buffer): Remove.
8746 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
8747 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
8749 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
8751 (do_preprocessing): Update.
8752 * fix-header.c (read_scan_file): Update. No need to pop buffers.
8753 * c-parse.in (_yylex): Similarly.
8754 * scan-decls.c (scan_decls): Similarly.
8755 * line-map.h: Update comments.
8757 * objc/Make-lang.in (objc-act.o): Update dependencies.
8759 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8761 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
8762 and soft register for operand 0.
8763 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
8765 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8767 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
8768 register for operand 0.
8769 ("bitcmpqi_z_used"): Allow memory for operand 0.
8770 (split "bitcmpqi"): New split to handle address reg as operand 1.
8772 2001-08-04 Andreas Jaeger <aj@suse.de>
8774 * gcse.c: Revert Daniel's last patch.
8776 2001-08-03 Zack Weinberg <zackw@stanford.edu>
8778 * sparc-protos.h: Add prototypes for fp_zero_operand and
8780 * sh-protos.h: Add prototype for fpul_operand.
8782 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
8784 * doc/extend.texi (Other Builtins): Fix typo in last change.
8786 2001-08-03 Richard Henderson <rth@redhat.com>
8788 * target.h (gcc_target): Add asm_out.named_section,
8789 section_type_flags, have_named_sections.
8790 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
8791 (TARGET_HAVE_NAMED_SECTIONS): New.
8792 (TARGET_SECTION_TYPE_FLAGS): New.
8794 * Makefile.in (toplev.o): Depend on TARGET_H.
8795 (varasm.o, dbxout.o): Likewise.
8796 * c-common.c (decl_attributes): Check targetm.have_named_sections
8797 instead of ifdef ASM_OUTPUT_SECTION_NAME.
8798 * dbxout.c (dbxout_function_decl): Likewise.
8799 (dbxout_function_end): Likewise.
8800 * toplev.c (compile_file): Likewise.
8801 * varasm.c (exception_section): Likewise.
8802 * cp/decl2.c (finish_objects): Likewise.
8804 * defaults.h (EH_FRAME_SECTION): Remove.
8805 (EH_FRAME_SECTION_ASM_OP): Remove.
8806 (EH_FRAME_SECTION_NAME): New.
8807 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
8808 (UNIQUE_SECTION_P): Remove.
8809 * dwarf2out.c (SECTION_FORMAT): Remove.
8810 (ASM_OUTPUT_SECTION): Remove.
8811 (output_call_frame_info): Use named_section_flags.
8812 (output_comp_unit, dwarf2out_start_source_file): Likewise.
8813 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
8814 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
8815 * varasm.c (in_eh_frame, eh_frame_section): Remove.
8816 (named_section_flags): New.
8817 (named_section): Use it and targetm.section_type_flags.
8818 (resolve_unique_section): New.
8819 (assemble_start_function): Use it.
8820 (asm_emit_uninitialised, assemble_variable): Likewise.
8821 (default_section_type_flags): New.
8822 (default_no_named_section, default_elf_asm_named_section): New.
8823 (default_coff_asm_named_section, default_pe_asm_named_section): New.
8824 * output.h: Update varasm.c decls.
8825 (SECTION_*): New flags.
8827 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
8828 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
8830 * config/elfos.h (UNIQUE_SECTION_P): Remove.
8831 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
8832 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
8833 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
8834 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
8835 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
8836 * config/mips/elf.h, config/mips/elf64.h: Likewise.
8837 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
8838 * config/pa/pa64-hpux.h,
8840 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
8841 (TARGET_ASM_NAMED_SECTION): New.
8842 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
8843 * config/alpha/vms.h, config/arm/coff.h: Likewise.
8844 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
8845 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
8846 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
8847 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
8848 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
8849 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
8850 * config/i386/sco5.h, config/i386/win32.h: Likewise.
8851 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
8852 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
8853 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
8854 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
8855 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
8856 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
8857 * config/sparc/sysv4.h: Likewise.
8859 * config/nextstep.h: Error until named sections implemented.
8861 * config/a29k/a29k.c (a29k_asm_named_section): New.
8862 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
8863 (vms_section_type_flags, vms_asm_named_section): New.
8864 * config/arm/arm.c (arm_elf_asm_named_section): New.
8865 * config/avr/avr.c (asm_output_section_name): Remove.
8866 * config/avr/avr-protos.h: Update.
8867 * config/c4x/c4x.c (c4x_asm_named_section): New.
8868 * config/h8300/h8300.c (h8300_asm_named_section): New.
8869 * config/i386/i386.c (sco_asm_named_section): New.
8870 * config/i386/winnt.c (SECTION_PE_SHARED): New.
8871 (i386_pe_section_type_flags): New.
8872 (i386_pe_asm_named_section): New.
8873 * config/i386/i386-protos.h: Update.
8874 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
8875 * config/mcore/mcore.c (mcore_asm_named_section): New.
8876 * config/mips/mips.c (iris6_asm_named_section): New.
8877 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
8878 instead of UNIQUE_SECTION_P.
8879 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
8880 (xcoff_asm_named_section): New.
8881 * config/sh/sh.c (sh_asm_named_section): New.
8882 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
8884 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
8885 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
8886 (EH_FRAME_SECTION_NAME): New.
8887 (EXCEPTION_SECTION): New.
8888 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
8889 (DEBUG_*_SECTION): Remove.
8890 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
8891 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
8892 (EH_FRAME_SECTION_ASM_OP): Remove.
8894 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
8895 (ASM_OUTPUT_SECTION_NAME): Remove.
8896 (TARGET_ASM_NAMED_SECTION): New.
8897 (TARGET_HAVE_NAMED_SECTIONS): New.
8898 (TARGET_SECTION_TYPE_FLAGS): New.
8899 (EH_FRAME_SECTION_ASM_OP): Remove.
8900 (EH_FRAME_SECTION_NAME): New.
8902 2001-08-03 Zack Weinberg <zackw@stanford.edu>
8904 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
8905 for complex expressions when cfun == 0.
8906 * doc/extend.texi: Document that __builtin_constant_p can be
8907 used in data initializers as well as functions.
8909 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
8911 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
8912 variable I locally, instead of expecting a declaration in the
8915 2001-08-03 Richard Henderson <rth@redhat.com>
8917 * except.c (collect_one_action_chain): Add an explicit cleanup
8918 action if regions surrounding a catch were encoded entirely
8919 within the call-site entry.
8921 2001-08-03 Richard Henderson <rth@redhat.com>
8923 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
8924 don't take REGNO of a non-register.
8926 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
8928 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
8929 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
8930 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
8931 (__gthread_mutex_init_function): New function for mutex initialization.
8933 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
8935 * Makefile.in: Revert screwed up commit.
8937 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8939 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
8940 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
8941 merged by linker script to get a final _exit().
8942 (__do_global_dtors): New for destructor handling in specific exit
8944 (__do_global_ctors): New for constructors in specific install section.
8945 (__map_data_section): Map data sections before running constructors.
8946 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
8947 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
8948 (DTORS_SECTION_ASM_OP): Likewise.
8949 (CTORS_SECTION_FUNCTION): Define to force a reference to
8951 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
8953 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
8955 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
8957 * Makefile.in: Add df.h to gcse.c dependencies.
8959 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
8961 * varasm.c (output_constant_def_contents): Use for the length of a
8962 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
8963 depending on which is larger.
8965 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
8967 * gcse.c: Include df.h for use as a dataflow analyzer.
8969 Declaration of reg_set_info: gone.
8970 New df_analyzer variable used by store motion.
8971 (reg_set_info): Deleted.
8972 (mark_mem_regs): New function, analyze regs used by a mem.
8973 (store_ops_ok): Use dataflow analyzer results to determine if
8974 necessary regs are changed in the block.
8975 (find_moveable_store): Remove check for symbol ref, we can handle
8976 much more complex expressions now.
8977 (compute_store_table): Remove most of the code, it's unnecessary
8978 now that the dataflow analyzer records the info for us.
8979 (store_killed_after): Add parameter to say whether to do the
8980 store_ops_okay test, used to speed up testing when we already know
8981 the answer, and just want to know if the store itself was killed.
8982 (build_store_vector): Largely rewritten to calculate the various
8983 vectors properly, and somewhat optimized.
8984 (store_motion): Init the df_analyzer, get REG_DEF chains.
8985 Also handle trapping expressions (since mems almost always trap)
8986 (simple_mem): Redefine what a simple mem is.
8988 2001-08-03 DJ Delorie <dj@redhat.com>
8990 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
8991 set from a constant part of the condition.
8993 2001-08-01 Andrew Cagney <ac131313@redhat.com>
8995 * mkdeps.c (deps_add_default_target): Make local variable
8996 ``start'' a const char pointer.
8997 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
8999 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9001 * doc/install.texi (Configuration): Fix markup.
9002 (Specific, i?86-*-udk): Likewise.
9003 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
9005 Document --enable-threads and --enable-libgcj status.
9006 (Specific, mips-sgi-irix*): Canonicalize triples.
9007 (Specific, mips-sgi-irix5): Warn about problems with this config.
9008 Mention required GNU as patch.
9009 Native assembler problems are fixed.
9010 (Specific, mips-sgi-irix6): Update O32 ABI support status.
9011 Document --enable-threads and --enable-libgcj status.
9013 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9015 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
9018 2001-08-03 Richard Henderson <rth@redhat.com>
9020 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
9023 2001-08-03 Richard Henderson <rth@redhat.com>
9025 * rtlanal.c (find_first_parameter_load): Stop if we
9026 reach a CODE_LABEL at BOUNDARY.
9028 2001-08-03 Richard Henderson <rth@redhat.com>
9030 * config/alpha/alpha.md (force_movdi): New insn.
9031 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
9032 Tweek FRP marking of VMS prologue insns.
9033 * config/alpha/vms.h (EPILOGUE_USES): New.
9035 2001-08-02 Richard Henderson <rth@redhat.com>
9037 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
9039 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
9041 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
9042 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
9043 config/convex/convex.h, config/d30v/d30v.c,
9044 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
9045 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
9046 config/mips/mips.h, config/mn10200/mn10200.h,
9047 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
9048 config/v850/v850.h, config/vax/openbsd.h,
9049 config/vax/openbsd1.h, config/vax/ultrix.h,
9050 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
9051 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
9052 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
9053 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
9054 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
9055 in comments and documentation.
9057 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9061 * Makefile.in (line-map.o): New.
9062 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
9063 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
9064 * cpperror.c (print_containing_files): Similarly.
9065 (print_location): Update. Don't output a space before _Pragma.
9066 * cppfiles.c (stack_include_file): Set to line 1 immediately.
9067 (stack_include_filee, cpp_make_system_header): Update.
9068 (_cpp_execute_include): Get logical line number right for calling
9069 as-yet-unterminated #include.
9070 * cpphash.h (struct cpp_reader): Add line_maps.
9071 (_cpp_do_file_change): Update.
9072 * cppinit.c (cpp_create_reader): Initialize line maps.
9073 (cpp_destroy): Destroy line maps.
9074 (cpp_start_read): Get logical line number right.
9075 * cpplex.c (parse_string): Only warn once for multi-line strings.
9076 Use boolean variable for null warning.
9077 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
9079 (do_include_common): End the directive early.
9080 (do_line): Don't warn about out-of-range lines in preprocessed
9081 source. Update. Remove unused variables.
9082 (_cpp_do_file_change): Update for new line mapping.
9083 (pragma_cb): New typedef.
9084 (cpp_register_pragma): Stop looking ahead before calling the
9086 (do_pragma_system_header): End directive early.
9087 (cpp_get_line_maps): New.
9088 (cpp_pop_buffer): Fudge logical line. Update.
9089 * cpplib.h: Include line-map.h
9090 (enum cpp_fc_reason): Remove.
9091 (struct cpp_file_change): Update.
9092 (cpp_get_line_maps): New.
9093 * cppmain.c (struct_printer): New member map.
9094 (cb_file_change): Update for new mappings.
9095 * fix-header.c (cb_file_change): Similarly.
9097 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9099 * Makefile.in (libgcc.mk): Define mkinstalldirs.
9100 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
9102 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
9104 * config/vax/vax.c: include expr.h.
9106 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9108 * Makefile.in ($(srcdir)/configure): Only rebuild in
9110 ($(srcdir)/config.in): Only define in maintainer mode.
9111 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
9113 2001-08-02 David Edelsohn <edelsohn@gnu.org>
9115 * doc/install.texi (Install GCC: Binaries): Update Bull info.
9117 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9119 * gcc.c (set_collect_gcc_options): New function, split out from
9121 Ignore elided switches.
9122 (do_spec_1): Invoke before executing command.
9123 (set_input): Export.
9124 Move declaration ...
9125 * gcc.h (set_input): ... here.
9126 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
9129 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
9132 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
9134 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
9136 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
9138 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
9139 for the unnamed instructions it expands to.
9141 2001-08-02 Richard Henderson <rth@redhat.com>
9143 * regclass.c (call_really_used_regs): Conditionally define.
9144 (init_reg_sets_1): Don't use it if not defined.
9145 (fix_register): Similarly, don't set it.
9147 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9149 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
9150 Correct comment that had been missed in the previous change.
9152 2001-08-01 Stan Shebs <shebs@apple.com>
9154 * config/darwin.c (machopic_stub_name): Try matching by name.
9155 (update_stubs): New function.
9156 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
9159 2001-08-01 Richard Henderson <rth@redhat.com>
9161 * except.c (output_function_exception_table): Use assemble_align.
9162 * varasm.c (assemble_eh_label): Remove.
9163 (assemble_eh_align, assemble_eh_integer): Remove.
9165 2001-08-01 Robert Lipe <robertl@caldera.com>
9167 * dwarfout.c: Remove reference to README.DWARF.
9169 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
9171 * regclass.c (call_really_used_regs): New array for registers which
9172 are actually used by a call.
9173 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
9175 (fix_register): Set call_really_used too.
9176 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
9177 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
9179 2001-08-01 Richard Henderson <rth@redhat.com>
9181 * read-rtl.c (read_name): Consider \r whitespace.
9183 2001-07-11 Andrew Cagney <ac131313@redhat.com>
9185 * config.gcc: Recognize powerpc-*-netbsd*.
9187 * doc/install.texi (Host/target specific installation notes for
9188 GCC): Mention powerpc-*-netbsd*.
9190 * config/rs6000/netbsd.h: New file.
9191 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
9192 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
9193 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
9194 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
9195 (TARGET_VERSION): Redefine.
9197 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
9198 mcall-netbsd as a match for mcall-sysv.
9199 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
9200 (ncrti.S, ncrtn.S): New targets.
9201 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
9203 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
9204 "netbsd' as a V4 ABI.
9205 (ASM_SPEC): Check for -mcall-netbsd.
9206 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
9207 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
9208 (LIB_SPEC, ENDFILE_SPEC): Ditto.
9209 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
9210 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
9211 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
9212 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
9214 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
9215 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
9217 2001-08-01 Mark Kettenis <kettenis@gnu.org>
9219 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
9220 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
9221 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
9222 including "unwind-pe.h".
9224 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
9226 * rs6000.md (define_splits): Kill unused constraints.
9228 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
9229 Jan Hubicka <jh@suse.cz>
9231 * function.c (thread_prologue_and_epilogue_insns): Kill code
9232 dealing with non-existent CFG.
9234 2001-08-01 Kazu Hirata <kazu@hxi.com>
9236 * alias.c: Fix comment formatting.
9237 * bitmap.c: Likewise.
9238 * builtins.c: Likewise.
9239 * calls.c: Likewise.
9240 * c-common.c: Likewise.
9241 * c-decl.c: Likewise.
9242 * c-dump.c: Likewise.
9243 * c-lex.c: Likewise.
9244 * collect2.c: Likewise.
9245 * combine.c: Likewise.
9246 * conflict.c: Likewise.
9247 * cppfiles.c: Likewise.
9248 * cppinit.c: Likewise.
9249 * cpplex.c: Likewise.
9250 * cpplib.c: Likewise.
9251 * cppmacro.c: Likewise.
9252 * cppspec.c: Likewise.
9253 * c-pragma.c: Likewise.
9254 * crtstuff.c: Likewise.
9256 * cselib.c: Likewise.
9257 * c-semantics.c: Likewise.
9258 * c-typeck.c: Likewise.
9260 2001-08-01 H.J. Lu <hjl@gnu.org>
9262 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
9264 2001-08-01 H.J. Lu <hjl@gnu.org>
9266 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
9268 2001-08-01 Ziemowit Laski <zlaski@apple.com>
9270 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
9271 contextualizing Objective-C class name lookup by the lexer.
9272 (typespec_reserved_nonattr): Disable ObjC class name lookup after
9274 (protocoldef): Add support for forward @protocol declarations.
9275 (yylexname): Suppress ObjC class name lookup in certain contexts;
9276 re-enable after lookup is complete.
9277 (_yylex): Re-enable ObjC class name lookup when certain
9278 punctuation marks are seen.
9280 * objc/objc-act.c (check_protocol_recursively): New function used
9281 for finding circular dependencies in protocols.
9282 (objc_declare_protocols): New function for handling forward
9283 @protocol declarations.
9284 (receiver_is_class_object): Detect the case when 'self' is used
9285 inside of a class method.
9286 (build_message_expr): Issue a warning if class method is desired
9287 but instance method is found instead.
9288 (conforms_to_protocol): Streamline.
9289 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
9290 protocol Foo, even if 'Bar foo' does not.
9291 (check_protocols): Streamline.
9292 (start_protocol): Add checks for circular and duplicate protocol
9294 (encode_aggregate_within): For typedefs of structs, encode the
9296 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
9297 (objc_declare_protocols): New prototype.
9299 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9301 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
9302 * cpplex.c (handle_newline): Update prototype. Maintain logical
9304 (skip_escaped_newlines, skip_block_comment, parse_string):
9306 (_cpp_lex_token): Update, and store token position within the token.
9307 * cpplib.h (struct cpp_token): Add line and column entries.
9308 * cppmacro.c (replace_args): Position stringified tokens correctly.
9310 2001-08-01 Andreas Jaeger <aj@suse.de>
9312 * basic-block.h: Add prototype for last_loop_beg_note.
9314 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
9316 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
9317 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
9319 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
9320 while handling WITH_CLEANUP_EXPR node. Use second operand calling
9321 expand_decl_cleanup.
9322 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
9324 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
9325 operand while calling simple_cst_equal.
9326 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
9327 operand is the cleanup expression, the third is the RTL_EXPR.
9328 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
9330 2001-07-31 Jeff Sturm <jsturm@one-point.com>
9332 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
9334 2001-07-31 matthew green <mrg@eterna.com.au>
9336 * config.gcc (i386-*-netbsdelf): New description.
9337 * config/i386/netbsd-elf.h: New file.
9339 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
9341 * loop.c (check_dbra_loop): Use single_set to compute
9344 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
9346 PowerPC reorg and support for powerpc64-*-linux*.
9348 Also fixes emitting of constants on 32 bit and 64 bit
9351 * config.gcc: powerpc64-*-linux* is a new target.
9352 Things that needed aix.h now also include xcoff.h
9354 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
9356 Move AIX specific stuff into aix.h.
9357 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
9358 with more than just XCOFF now.
9359 (SET_ASM_OP): Remove, now defined where needed.
9360 (FUNCTION_PROLOGUE): New macro definition.
9361 (FUNCTION_EPILOGUE): New macro definition.
9362 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
9364 * config/rs6000/xcoff.h: New file.
9366 * config/rs6000/linux64.h: New file.
9368 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
9370 2001-07-31 Alan Modra <amodra@bigpond.net.au>
9372 * rs6000.c (print_operand_address): Handle ELF syntax.
9373 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
9374 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
9375 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
9377 2001-07-31 David Edelsohn <edelsohn@gnu.org>
9379 * rs6000.c (rs6000_override_options): Only disable
9380 flag_function_sections for XCOFF.
9381 (exact_log2_cint_operand): New predicate.
9382 (reg_or_{add,sub}_cint64_operand): New predicates.
9383 (add_operand): Compare CONST_INT with fewer function calls.
9384 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
9385 (print_operand, case 'p'): Ensure positive operand.
9386 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
9387 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
9388 (PREDICATE_CODES): Add new predicates.
9389 * rs6000.md (addsi3): Split 32-bit constants more correctly.
9390 (divsi3, modsi3): Ensure positive power-of-2.
9391 (adddi3): Use new predicate. Split 32-bit constants more
9392 correctly. Re-arrange splitter to handle any constant.
9393 (subdi3): Use new predicate.
9394 (divdi3, moddi3): Ensure positive power-of-2.
9395 (movdi): Use rs6000_emit_set_const.
9396 (load_toc_v4_pic_di): Delete.
9398 2001-07-31 Graham Stott <grahams@redhat.com>
9400 * function.c (pad_below): Revert 2001-07-26 patch.
9402 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
9404 * reg-stack (convert_regs_1): Fix best edge condition.
9406 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
9408 * jump.c (duplicate_loop_exit_test): Better test for jumps
9409 entering the loop; create loop pre_header.
9411 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
9413 * doc/install.texi: Add s390 and s390x as new targets.
9414 * doc/invoke.texi: Add documentation of S/390 and zSeries
9416 * doc/md.texi: Add documentation of S/390 and zSeries constraints.
9418 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
9420 * config/m68k/m68k.md: Replace all general_operand with
9421 nonimmediate_operand for all destinations.
9422 * config/m68k/m68k.c (not_sp_operand): Likewise.
9424 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
9426 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
9428 2001-07-30 Richard Henderson <rth@redhat.com>
9430 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
9431 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
9433 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
9435 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
9436 Add missing doc strings
9437 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
9438 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
9440 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
9442 * i386.c (ix86_output_main_function_alignment_hack): New function.
9443 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
9445 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
9446 edges by EDGE_DFS_BACK flag.
9447 (dump_edge_info): Add dfs_back flag.
9448 * basic-block.h (EDGE_DFS_BACK): New constant.
9449 (mark_dfs_back_edges): Declare.
9450 * alias.c (loop_p): Remove.
9451 (mark_constant_function): Use mark_dfs_back_edges.
9453 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
9454 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
9455 (compensate_edge): Break out from ...
9456 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
9457 (convert_regs_2): Set block_done once block is really done;
9458 Do updating of the predecesors counts.
9460 * toplev.c (rest_of_compilation): Recompute block_for_insn
9461 before post-reload cfg_cleanup.
9462 * function.c (thread_prologue_epilogue_insns):
9463 Call set_block_for_new_insns when emitting prologue directly.
9465 2001-07-30 Andreas Jaeger <aj@suse.de>
9467 * jump.c: Add prototype for mark_modified_reg.
9469 * cse.c (set_live_p): Add unused attribute.
9471 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
9473 (scan_for_source_files): Use long for count to avoid overflow.
9474 (output_data): Likewise.
9475 (output_data): Don't use string concatatenation to silence gcc
9478 * predict.c: Fix typos and grammar.
9480 * gcse.c (insert_insn_end_bb): Remove unused variables.
9482 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
9484 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
9485 (attempt_auto_inc): LIkewise.
9486 (mark_used_reg): Likewise.
9487 (try_pre_increment_1): Likewise.
9488 * regclass.c (regclass): Likewise.
9489 * global.c (allocno_compare): Update comment; change scaling factor.
9490 * local-alloc.c (QTY_CMP_PRI): Likewise.
9491 * regs.h (REG_FREQ_FROM_BB): New.
9492 (REG_FREQ_MAX): Likewise.
9494 2001-07-30 H.J. Lu <hjl@gnu.org>
9496 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
9499 2001-07-30 H.J. Lu (hjl@gnu.org)
9501 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
9502 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
9503 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
9505 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
9507 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
9508 as -mthumb-interwork when -mcpu=arm7 is specified.
9510 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
9512 * predict.def (noreturn, loop branch, loop exit): Mark as first
9515 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
9517 * combine.c (try_combine): Avoid barrier after noop jumps.
9519 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9521 * cpphash.h (struct cpp_reader): Remove import_warning.
9522 * cpplib.c (skip_rest_of_line): Don't bother turning off
9524 (parse_include): Move include handling to...
9525 (do_include_common): ... here. Move import warning from...
9526 (do_import): ... here.
9527 (do_pragma_poison): Don't do a callback for poison identifiers.
9528 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
9529 * cppmain.c (setup_callbacks): Similarly.
9531 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
9533 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
9534 handle multiple sets.
9535 * except.c (sjlj_mark_call_sites): .... here.
9536 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
9538 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
9540 Suggested by Richard Henderson and Richard Kenner:
9541 * combine.c (recog_for_combine): Use the fake recog
9542 only if instruction does not match.
9543 * rtl.h (NOOP_MOVE_INSN_CODE): New.
9544 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
9546 * combine.c (try_combine): Discover noop jump as direct jump.
9548 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
9550 * df.c (df_rd_global_compute): Add successors to worklist, not
9552 (df_ru_global_compute): Ditto.
9554 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
9556 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
9557 increment REG_N_SETS.
9559 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
9561 * sbitmap.h: New prototype for sbitmap_a_xor_b.
9563 * sbitmap.c (sbitmap_a_xor_b): New function.
9564 ifdef the basic block stuff on IN_GCC.
9566 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9568 * cppexp.c (parse_defined): Always record the macro name.
9569 (lex): Don't worry about identifiers, or special-case
9571 (_cpp_parse_expr): Figure out at the end of the routine
9572 whether we saw a valid !defined() expression.
9573 * cppfiles.c (stack_include_file): Update for mi_valid.
9574 (_cpp_pop_file_buffer): Similarly.
9575 * cpplex.c (_cpp_lex_token): Similarly.
9576 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
9577 mi_if_not_defined, mi_lexed): Remove.
9579 * cpplib.c (do_if): Simplify.
9580 (do_endif, push_conditional, _cpp_handle_directive): Update
9581 for renaming of mi_state to mi_valid.
9583 * cpp.texi: Add index entries for digraphs, and add comment
9584 that C++ refers to them as alternative tokens.
9586 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
9588 * basic-block.h (CLEANUP_PRE_LOOP): New.
9589 * except.c (finish_eh_generation): Update call of cleanup_cfg.
9590 * sibcall.c (optimize_sibling_calls): Likewise.
9591 * toplev.c (rest_of_compilation): Likewise.
9592 * flow.c (try_forward_edges): Take argument MODE;
9593 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
9594 (try_optimize_cfg): Update call of try_forward_edges.
9596 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
9597 Jan Hubicka <jh@suse.cz>
9599 * (validate_replace_rtx_1): Fix simplification of MINUS.
9601 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
9603 PR preprocessor/3669
9604 * cppinit.c (init_dependency_output): Turn off dump requests
9605 if sending dependencies to stdout.
9607 2001-07-28 Richard Henderson <rth@redhat.com>
9609 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
9612 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
9614 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
9616 2001-07-28 Kazu Hirata <kazu@hxi.com>
9618 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
9619 is VAR_DECL first to prevent an ICE.
9621 2001-07-28 Richard Henderson <rth@redhat.com>
9623 * varasm.c (immed_real_const_1): Don't elide special cases for
9625 (clear_const_double_mem): Clear const_tiny_rtx too.
9627 2001-07-28 Richard Henderson <rth@redhat.com>
9629 * dwarf2out.c (dw_val_class_offset): New.
9630 (struct dw_ranges_struct, dw_ranges_ref): New.
9631 (ranges_table, ranges_table_allocated): New.
9632 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
9633 (add_AT_offset, add_ranges, output_ranges): New.
9634 (print_die, output_die): Handle dw_val_class_offset.
9635 (attr_checksum, size_of_die, value_format): Likewise.
9636 (gen_lexical_block_die): Handle non-contiguous blocks.
9637 (gen_block_die): Likewise.
9638 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
9639 if needed. Dump the ranges table.
9640 * final.c (final_start_function): Remove unnecessary notes and
9641 rebuild the block tree before numbering the blocks.
9642 * function.c (reorder_blocks_0): Walk the existing block tree
9643 to unmark all blocks.
9644 (reorder_blocks_1): Create block fragments when duplicate block
9646 (reorder_fix_fragments): New.
9647 (reorder_blocks): Call it.
9648 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
9650 2001-07-28 Richard Henderson <rth@redhat.com>
9652 * emit-rtl.c (adjust_address): Make a copy of the memory address.
9654 2001-07-28 Richard Henderson <rth@redhat.com>
9656 * flow.c (add_to_mem_set_list): New function.
9657 (init_propagate_block_info): Use it.
9658 (mark_set_1): Likewise.
9659 (insn_dead_p): Canonicalize memory address for dead store
9660 comparison. Allow wider mode stores to kill narrower mode stores.
9661 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
9662 (invalidate_mems_from_set): Don't handle MEMs.
9664 2001-07-28 Kazu Hirata <kazu@hxi.com>
9666 * config/h8300/h8300.h: Fix formatting.
9668 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
9670 * basic-block.h (EDGE_FREQUENCY): New macro.
9671 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
9673 * flow.c (find_sub_basic_blocks): Likewise.
9674 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
9675 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
9677 * predict.c (DEF_PREDICTOR): New argument FLAGS.
9678 (HITRATE): New macro.
9679 (PRED_FLAG_FIRST_MATCH): New constant.
9680 (predictor_info): New field flgags.
9681 (combine_predictions_for_insn): Use DS theory to combine
9682 probabilities; set the edge probabilities when finished.
9683 (estimate_probability): Avoid duplicated matches
9684 of LOOP_BRANCH heuristics for nested loops; update comment.
9685 * predict.def: Add flags for each prediction, set probabilities
9686 according to B&L paper.
9687 * predict.h (DEF_PREDICTOR): New argument FLAGS.
9689 * profile.c (compute_branch_probabilities): Cleanup way the edge
9690 probabilities are computed and REG_BR_PROB notes are dropped; if
9691 values does not match, emit error.
9692 (init_branch_prob): Do error instead of warning when profile driven
9693 feedback is missing or corrupt.
9695 2001-07-27 DJ Delorie <dj@redhat.com>
9697 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
9698 against a constant, try to adjust the compare to have the desired
9699 constant in it so that min/max optimizations happen more often.
9701 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
9703 * flow.c (last_loop_beg_note): New function.
9704 (redirect_edge_and_branch): Use it.
9705 (split_edge): Likewise.
9707 * alias.c (loop_p): Avoid uninitialized memory access.
9709 * flow.c (try_forward_edges): Avoid accessing freed memory.
9711 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
9714 2001-07-26 Andrew Haley <aph@redhat.com>
9715 Joern Rennecke <amylaar@redhat.com>
9717 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
9718 (SUBTARGET_CPP_ENDIAN_SPEC): New.
9719 (SUBTARGET_CPP_SPEC): New.
9721 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
9722 (SUBTARGET_CPP_PTR_SPEC): New.
9723 (CPP_DEFAULT_CPU_SPEC): New.
9724 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
9725 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
9726 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
9727 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
9728 (SUBTARGET_CPP_SPEC): Define as an empty string.
9730 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9732 * doc/install.texi (Configuration): Properly link the host
9733 specific instructions also when generating HTML.
9735 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
9737 * flow.c (redirect_edge_and_branch_force): Test
9738 target->global_live_at_start.
9740 2001-07-26 Richard Henderson <rth@redhat.com>
9742 * simplify-rtx.c (avoid_constant_pool_reference): Export.
9743 * rtl.h (avoid_constant_pool_reference): Declare it.
9744 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
9745 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
9747 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
9749 * rtl.h (cleanup_barriers): Declare.
9750 * jump.c (cleanup_barriers): New function.
9751 * toplev.c (rest_of_compilation): Call cleanup_barriers
9752 before loop optimizer and after bb_reorder.
9754 * flow.c (back_edge_of_syntactic_loop_p): New.
9755 (split_edge): Use it.
9757 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9759 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
9761 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
9763 * cse.c (cse_process_notes): Replace any registers if the address
9766 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
9768 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
9769 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
9770 (propagate_block): Update prototype.
9771 * flow.c (update_life_info): Simplify the CFG and
9772 recalculate the global regs which are alive when
9773 removing dead code during a global update.
9774 (propagate_block): Return non-zero if an INSN is
9777 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9779 * Makefile.in (LIBICONV): Define.
9781 2001-07-26 Catherine Moore <clm@redhat.com>
9783 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
9784 of conditional to avoid tree checking errors.
9786 2001-07-26 Kazu Hirata <kazu@hxi.com>
9788 * regmove.c (regmove_optimize): Don't replace a reg with
9789 another reg of a different mode.
9791 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
9793 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
9794 limit length of dependency flush list.
9795 * params.h (MAX_PENDING_LIST_LENGTH): Define.
9796 * sched-int.h (struct deps): Add pending_flush_length field.
9797 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
9798 has 1 element in it.
9799 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
9800 (sched_analyze): After a jump, if the pending memory flush list is too
9801 large, flush the pending lists.
9802 (init_deps): Initialize pending_flush_length to 0.
9803 * doc/invoke.texi (max_pending_list_length): Document parameter.
9805 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
9807 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
9808 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
9809 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
9811 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9813 * cpphash.h (struct_lexer_state): Delete was_skipping.
9814 Move skipping here from struct cpp_reader.
9815 * cpplex.c (parse_identifier): Update.
9816 (_cpp_lex_token): Don't skip tokens in a directive.
9817 * cpplib.c (struct if_stack): Update.
9818 (start_directive, end_directive): Don't change skipping state.
9819 (_cpp_handle_directive): Update.
9820 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
9821 (do_else, do_endif): Update; only check for excess tokens if not
9822 in a skipped conditional block.
9823 (push_conditional): Update for new struct if_stack.
9825 2001-07-26 Graham Stott <grahams@redhat.com>
9827 * function.c (locate_and_pad_parm): Also pad initial offset
9828 so that the total argument size also includes the padding.
9830 2001-07-26 Graham Stott <grahams@redhat.com>
9832 * gensupport.c (alter_output_for_insn): Correct enable checking failure
9833 change XSTR to XTMPL.
9835 (process_one_cond_exec): Likewise
9837 2001-07-25 Richard Henderson <rth@redhat.com>
9839 * varasm.c (assemble_variable): Create DECL_RTL before setting
9842 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
9844 * predict.c (estimate_probability): Avoid duplicated predictions.
9846 * loop.c (find_and_verify_loops): Grok multiple barriers.
9848 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9850 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
9852 * dbxout.c: Consistently use putc instead of fputc.
9853 (print_wide_int): New function; call instead of direct fprintf.
9854 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
9855 (dbxout_type_fields, dbxout_type_method_1): Likewise.
9856 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
9857 (print_int_cst_octal): Likewise.
9858 (print_octal): Show we wrote characters.
9859 (dbxout_type): Set have_used_extensions in more places.
9861 2001-07-25 Catherine Moore <clm@redhat.com>
9863 * config/v850/v850.c (v850_va_arg): Use addr
9864 instead of valist to build incr.
9866 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
9868 * flow.c (delete_dead_jumptables): New function.
9869 (life_analyzis): Call it.
9870 * bb-reorder.c (skip_insns_after_block): Handle contradictory
9873 2001-07-25 Richard Henderson <rth@redhat.com>
9875 * except.c (reachable_handlers): Handle a region being removed
9876 out from under a RESX.
9878 2001-07-25 Richard Henderson <rth@redhat.com>
9880 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
9881 swap GE/GT if it is an fp comparison.
9883 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
9885 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
9888 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
9890 * ssa.c (rename_insn_1): Do not wrap an assignment to a
9891 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
9894 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
9896 (visit_expression): When attempting to simplify an expression,
9897 retrieve any modes for arguments before they are simplified
9900 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
9901 Janis Johnson <janis@us.ibm.com>
9903 * stmt.c (expand_goto): A nonlocal goto can be a call too.
9904 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
9905 pointer parameters to match documented usage of nonlocal_goto.
9906 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
9907 parameters to their correct order.
9908 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
9909 parameters to their correct order.
9911 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
9913 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
9915 2001-07-25 Jan Hubicka <jh@suse.cz>
9916 Richard Henderson <rth@redhat.com>
9918 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
9920 (make_edges): New argument update_p; populate the edge cache if set.
9921 (find_basic_blocks): Update make_edges invocation.
9923 2001-07-24 Joel Sherrill <joel@OARcorp.com>
9925 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
9927 2001-07-24 Joel Sherrill <joel@OARcorp.com>
9929 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
9930 -Acpu and -Amachine.h.
9931 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
9932 Corrected header to say ELF not a.out.
9933 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
9934 when given -msoft-float.
9936 2001-07-24 Joel Sherrill <joel@OARcorp.com>
9938 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
9939 extra multilib parts like arm-elf.
9940 (i960-*-coff*, i960-*-rtems): Should not use collect2.
9941 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
9942 crtfini.o as extra multilib parts.
9944 2001-07-24 Joel Sherrill <joel@OARcorp.com>
9946 * configure.in: Add rtems as a supported thread model.
9947 * gthr-rtems.h: Add missing entry point __gthread_active_p.
9948 * configure: Rebuilt.
9950 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
9952 * stor-layout.c (get_mode_alignment): make it work when
9953 BITS_PER_UNIT is not a power of two.
9954 * builtins.c (get_pointer_alignment): Likewise.
9956 2001-07-24 Richard Henderson <rth@redhat.com>
9958 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
9959 the retrieved constant into the expected mode.
9961 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
9963 * flow.c (try_simplify_condjump): Avoid duplicated edges.
9964 (verify_flow_info): Check for duplicated edges; clarify
9967 * flow.c (block_label): Update basic_block_for_insn.
9968 (commit_edge_insertions): Call compute_bb_for_insn.
9970 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
9973 * flow.c (redirect_edge_and_branch,
9974 try_optimize_cfg): Use redirect_edge_succ_nodup
9975 (redirect_edge_succ_nodup): New.
9976 * basic_block.h (redirect_edge_succ_nodup): Declare.
9978 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
9981 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
9983 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
9984 (try_crossjump_to_edge): Update commetns.
9985 (try_crossjump_bb): Likewise.
9987 2001-07-24 Richard Henderson <rth@redhat.com>
9989 * combine.c (distribute_notes): Move set of need_refresh
9990 for noop_move_p down to catch all cases.
9992 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
9994 * recog.c (split_all_insns_noflow): New.
9995 * rtl.h (split_all_insns_noflow): Declare.
9996 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
9997 * m68hc11.c (m68hc11_reorg): Likewise.
9998 * sh.c (machine_dependent_reorg): Likewise.
9999 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
10002 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
10004 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
10005 (ashlsi3_n splitter): Likewise.
10006 (lshrsi3_n splitter): Likewise.
10008 (GOTaddr2picreg): Make const SImode.
10009 (sym_label2reg): Likewise.
10010 (symGOT2reg): Likewise.
10011 (symGOTOFF2reg) Likewise.
10013 (casesi_worker_0): Make unspec SImode.
10015 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
10017 * config/sh/sh.c (barrier_align): Check that an operand really is
10018 an insn before extracting its INSN_CODE.
10020 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
10022 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
10025 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
10026 for SImode to prevent overflow.
10028 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10030 * config/mips/irix6-libc-compat.c: New file.
10031 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
10032 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
10033 passing workaround.
10035 2001-07-24 lars brinkhoff <lars@nocrew.org>
10037 * rtl.texi (REG_POINTER): Document.
10038 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
10039 QFmode, HFmode, TQFmode, QCmode, and HCmode.
10041 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
10043 * flow.c (delete_noop_moves): Do not confuse libcall regions.
10045 2001-07-23 Richard Henderson <rth@redhat.com>
10047 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
10049 2001-07-23 Kazu Hirata <kazu@hxi.com>
10051 * config/h8300/h8300-protos.h: Add a prototype for
10052 general_operand_dst_push.
10053 * config/h8300/h8300.c (general_operand_dst_push): New.
10054 * config/h8300/h8300.h (OK_FOR_T): New.
10055 (EXTRA_CONSTRAINT): Use it.
10056 * config/h8300/h8300.md (movqi_push): Remove and integrate into
10057 the existing movqi pattern.
10058 (movhi_push): Likewise.
10060 * reload.c: Fix comment typos.
10062 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
10064 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
10066 2001-07-23 H.J. Lu (hjl@gnu.org)
10068 * doc/extend.texi: Update __builtin_return_address and
10069 __builtin_frame_address.
10071 2001-07-23 Richard Henderson <rth@redhat.com>
10073 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
10075 * config/i386/i386.md: New setcc+movzbl peephole2.
10077 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10079 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
10080 * objc/objc-act.c: Include debug.h.
10081 (synth_module_prologue): Save and restore debug hooks too.
10083 2001-07-23 lars brinkhoff <lars@nocrew.org>
10085 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
10086 and C4X_FLOAT_FORMAT.
10087 (BOOL_TYPE_SIZE): Document.
10089 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
10091 * unroll.c (loop_iterations): Fix miscalculation of initial
10094 2001-07-13 Andrew Haley <aph@redhat.com>
10096 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
10097 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
10098 * config/sh/sh.c (sh_can_redirect_branch): New function.
10099 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
10100 * reorg.c (steal_delay_list_from_target): Use
10101 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
10103 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
10105 * flow.c (try_simplify_condjump): Unlink insn chain on
10106 fallthru edge; use can_fallthru.
10108 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
10110 * basic-block.h (find_sub_basic_block): Declare.
10111 * flow.c (make_edges): New arguments MIN and MAX;
10112 (find_sub_basic_blocks): Revamp to use make_edges
10113 and purge_dead_edges.
10114 (find_basic_blocks): Update call of find_sub_basic_block.
10116 * recog.c (split_all_insns): Always expect CFG to be consistent;
10117 call find_sub_basic_blocks in case something has changed.
10118 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
10121 * basic-block.h (delete_noop_moves): Declare.
10122 * combine.c (combine_instructions): Call it.
10123 (recog_for_combine): Tolerate noop moves
10124 (distribute_notes): Force refresh when register dies at noop move.
10125 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
10127 (life_analysis): Update delete_noop_moves call.
10128 (set_noop_p): Move too ...
10129 * rtlanal.c (noop_move_p): ... here.
10130 * rtl.h (noop_move_p): Declare.
10132 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
10133 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
10135 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
10136 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
10138 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
10140 * reload.c (push_reload): Fix typo in comment.
10141 (find_reloads_address): Ditto.
10142 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
10144 2001-07-22 Richard Henderson <rth@redhat.com>
10146 * flow.c: Grammar check and clarify a lot of comments.
10147 (try_simplify_condjump): Rename variables to be clearer.
10148 (try_forward_edges): Skip complex and fallthru edges.
10149 Rearrange tests to avoid duplicate checks.
10150 (flow_find_cross_jump): Likewise.
10151 (outgoing_edges_match): Allow match if neither branch has
10152 probability data. Loosen probability match to 5%.
10153 (try_crossjump_to_edge): Hoist repeated indirection into
10155 (try_crossjump_bb): Don't check complex edges. Eliminate
10156 redundant crossjump tests.
10157 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
10158 checks before more expensive checks.
10160 2001-07-22 Richard Henderson <rth@redhat.com>
10162 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
10163 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
10166 2001-07-22 Richard Henderson <rth@redhat.com>
10168 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
10169 (const_sint32_operand): Likewise.
10170 * m68k.md (anon mulsi pattern): Use const_int_operand not
10171 const_sint32_operand.
10172 (umulsi3_highpart): Zero extend a constant input.
10173 (smulsi3_highpart): Don't bother checking SImode constant.
10174 (const_umulsi3_highpart): Give op3 DImode.
10175 (const_smulsi3_highpart): Likewise.
10177 2001-07-22 Richard Henderson <rth@redhat.com>
10179 * flow.c (split_block): Make sure bb_note is included in the
10180 new block when splitting before a label.
10182 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
10184 * basic-block.h (redirect_edge_and_branch_force,
10185 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
10186 * flow.c (redirect_edge_and_branch_force,
10187 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
10188 (redirect_edge_and_branch_force): Fix copying of lifeness information.
10189 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
10190 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
10191 instead of label; update CFG after transformation.
10192 (find_if_case_1): Update call, use redirect_edge_and_branch_force
10193 for finishing the transformation; handle even case where ELSE
10194 does not follow THEN.
10195 (find_if_case_2): Update call of dead_or_predictable; simplify
10198 * emit-rtl.c (split_branch_probability): New global variable.
10199 (try_split): Take care to set split_branch_probability and
10200 create REG_BR_PROB note for new jump insns.
10201 * md.texi (define_split): Document new feature.
10203 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
10205 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
10207 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
10208 (asm_out_file): Remove redundant declaration.
10209 (assemble_asm): Remove old #if 0 block.
10210 (assemble_variable): Remove end of function; debug output is
10211 now handled with global_decl. Remove old #if 0 block. Update.
10212 Remove saved_in_section and associated no-op code.
10213 * Makefile.in (varasm.o): Correct dependencies.
10215 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
10217 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
10218 the definition in defaults.h.
10220 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
10222 * jump.c: Update comments.
10223 (delete_barrier_successors, delete_unreferenced_labels,
10224 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
10225 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
10226 jump_optimize, jump_optimize_minimal): Kill.
10227 (rebuild_jump_labels): Move code from jump_optimize_1.
10228 (purge_line_number_notes): Likewise.
10229 (copy_loop_headers): Likewise.
10230 * reg-stack.c: Update comment.
10231 * stmt.c: Likewise.
10232 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
10233 JUMP_AFTER_REGSCAN): Kill.
10234 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
10235 purge_line_number_notes and copy_loop_headers.
10237 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
10238 Richard Henderson <rth@redhat.com>
10240 * dbxout.c (dbxout_global_decl): New.
10241 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
10242 * sdbout.c (sdbout_finish): New.
10243 (sdbout_debug_hooks): Use it, add comments.
10244 (sdbout_global_decl): Defer initialised public vars to
10246 * varasm.c (assemble_variable): Don't output debug information
10247 for file-scope variables.
10249 2001-07-22 Richard Henderson <rth@redhat.com>
10251 * config/alpha/alpha.c (get_trap_mode_suffix): New.
10252 (get_round_mode_suffix): New.
10253 (print_operand): Use them for [/]. Remove support for [&'`()+].
10254 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
10255 * config/alpha/alpha.md (attr round_suffix): New.
10256 (attr trap_suffix): New.
10257 (all insns): Set them appropriately. Use %/ instead of the
10258 myriad punctuators.
10260 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10262 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
10264 2001-07-22 Richard Henderson <rth@redhat.com>
10266 * regrename.c (regrename_optimize): Compute nregs for each
10267 potential target register.
10269 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
10270 Richard Henderson <rth@redhat.com>
10272 * dbxout.c (dbxout_global_decl): New.
10273 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
10274 * sdbout.c (sdbout_finish): New.
10275 (sdbout_debug_hooks): Use it, add comments.
10276 (sdbout_global_decl): Defer initialised public vars to
10278 * varasm.c (assemble_variable): Don't output debug information
10279 for file-scope variables.
10281 2001-07-21 H.J. Lu (hjl@gnu.org)
10283 * config/mips/mips.c (mips_cpu): Moved into ...
10284 (override_options): Here.
10286 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
10288 (mips_cpu): Removed.
10290 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10292 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
10293 ("iorqi3"): Likewise.
10294 ("xorqi3"): Likewise.
10295 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
10296 ("*subhi3_sp): Likewise.
10297 ("*subhi3"): Likewise.
10298 ("extendhisi2"): Accept D, X and Y as source operand to avoid
10301 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
10303 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
10304 * config/freebsd.h: Likewise.
10305 * config/linux.h: Likewise.
10306 * config/openbsd.h: Likewise.
10307 * config/alpha/linux-elf.h: Likewise.
10308 * config/arm/linux-elf.h: Likewise.
10309 * config/d30v/d30v.h: Likewise.
10310 * config/fr30/fr30.h: Likewise.
10311 * config/ia64/aix.h: Likewise.
10312 * config/ia64/ia64.h: Likewise.
10313 * config/mips/linux.h: Likewise.
10314 * config/pj/pj.h: Likewise.
10315 * config/rs6000/linux.h: Likewise.
10316 * config/sparc/linux.h: Likewise.
10317 * config/sparc/linux64.h: Likewise.
10319 2001-07-20 Bruce Korb <bkorb@gnu.org>
10321 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
10322 because getc() and char* may disagree on signedness.
10324 2001-07-20 Richard Henderson <rth@redhat.com>
10326 * doc/rtl.texi (REG_DEAD): Update for current semantics.
10328 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
10329 insns to delete in the presence of cc0 in a jump insn.
10331 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
10332 Jan Hubicka <jh@suse.cz>
10334 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
10335 of doing the change by hand.
10337 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
10339 * rtlanal.c (set_noop_p): Return true for noop jumps.
10341 * expr.c (emit_single_push_insn): Add call to push expander.
10342 * expr.h (optab_index): Add OTI_push
10343 (push_optab): New constant.
10344 * genopinit.c (optabs): Add push_optab.
10345 * optabs.c (init_optab): Init push optab.
10346 * md.texi (push??1): Document
10348 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10350 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
10351 expand to emit the pattern; put a REG_INC note for push/pop
10353 ("movdf", "movdf_internal"): Likewise.
10354 ("movsi", "movsi_internal"): Likewise.
10355 ("movsf", "movsf_internal"): Likewise.
10356 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
10358 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10360 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
10363 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
10365 * params.def: Change default max inline insns to 100.
10367 2001-07-20 Diego Novillo <dnovillo@redhat.com>
10369 * combine.c (combine_simplify_rtx): Generate a new shift operation
10370 when simplifying the first operand of a (neg (ashift)) expression.
10372 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
10374 * regclass.c (N_REG_INTS): Use only 32 bits per element.
10376 2001-07-20 Kelley Cook <kelley.cook@home.com>
10378 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
10379 information. Move rest into ...
10380 (*-*-solaris): ... here. Eliminate redundant information and
10381 reword necessary packages section. Delete 4.x assembler bug info.
10382 (sparc-sun-*): Merge into ...
10383 (sparc-sun-sunos*): here.
10385 2001-07-20 Catherine Moore <clm@redhat.com>
10387 * config/v850/v850.md (casesi): Generate LABEL_REF
10390 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
10392 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
10393 * i386.c (ix86_zero_extend_to_Pmode): Make global.
10394 * i386.md (strclrsi expander): Use it.
10396 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
10398 * integrate.c (copy_insn_list): handle
10399 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
10400 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
10401 identically as to CODE_LABEL.
10403 * fold-const (fold): Convert A/B/C to A/(B*C) and
10406 * except.c (connect_post_landing_pads): Delete the RESX insns.
10408 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
10410 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
10412 * config/mips/mips.md (nmadd/nmsub): Use macro.
10414 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
10416 * cppinit.c (remove_dup_dir): Make static.
10417 (remove_dup_dirs): Make static. Only warn about preempting a
10418 system directory with a non-system directory.
10420 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
10422 * ifcvt.c (noce_try_store_flag_constants): Correct order
10423 of parameters to trunc_int_for_mode.
10425 2001-07-19 Mark Mitchell <mark@codesourcery.com>
10427 * reorg.c (fill_simple_delay_slots): If an instruction might throw
10428 an exception that will be caught within this function, do not fill
10429 its delay slot with any subsequent instruction.
10431 2001-07-19 Steve Ellcey <sje@cup.hp.com>
10433 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
10434 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
10435 pointer extension instruction.
10436 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
10437 * simplify-rtx.c (simplify_unary_operation) Likewise.
10438 * explow.c (convert_memory_address) Check value of
10439 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
10441 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
10442 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
10443 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
10444 Add Multilib Support.
10445 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
10446 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
10447 Add Multilib Support.
10448 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
10450 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
10451 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
10452 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
10454 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
10456 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
10457 old and new operands in `<', `3' and `b'.
10459 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
10461 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
10462 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
10463 (toplev.o): Don't depend on xcoffout.h.
10464 * c-decl.c: Include debug.h
10465 (duplicate_decls): Use debug hook.
10466 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
10467 (dbx_debug_hooks, xcoff_debug_hooks): Update.
10468 (dbxout_types): Remove.
10469 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
10470 * debug.c (do_nothing_debug_hooks): Update.
10471 (debug_true_tree, debug_nothing_rtx): New.
10472 * debug.h (struct rtx_def): New.
10473 (struct gcc_debug_hooks): New hooks ignore_block,
10474 outlining_inline_function and label.
10475 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
10476 dwarf2out_frame_finish): New.
10477 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
10478 Make static, update prototype.
10479 (dwarf2_debug_hooks): Update.
10480 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
10481 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
10482 * dwarfout.c (dwarf_debug_hooks): Update.
10483 * emit-rtl.c: Include debug.h.
10484 (remove_unnecessary_notes): Use debug hook.
10485 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
10486 (final_scan_insn): Use debug hook.
10487 * integrate.c (output_inline_function): Use debug hook.
10488 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
10489 (sdb_debug_hooks): Update.
10490 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
10491 * toplev.c: Don't include xcoffout.h.
10492 (note_outlining_of_inline_function, debug_ignore_block): Remove.
10493 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
10495 * tree.h (dwarf2out_do_frame): Remove.
10497 2001-07-19 Catherine Moore <clm@cygnus.com>
10499 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
10501 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
10503 * reload1.c (eliminate_regs_in_insn): When updating a set
10504 to the frame pointer to the hardware frame pointer, perform
10505 the update always not just when REPLACE is set.
10507 * reload1.c (choose_reload_regs): Don't inherit a reload
10508 that crosses multiple registers if registers past the first
10509 don't fit in the desired class.
10511 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
10512 when negating constants.
10514 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
10516 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
10517 * doc/tree.texi: Ditto.
10519 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
10520 Jakub Jelinek <jakub@redhat.com>
10522 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
10523 (extract_cie_info): Handle "eh" augmentation properly,
10525 (struct frame_state, __frame_state_for): New.
10527 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10529 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
10530 HANDLE_SYSV_PRAGMA): Define.
10531 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
10533 (copy_object): Caller changed.
10535 2001-07-19 Andreas Schwab <schwab@suse.de>
10537 * configure.in (assembler dwarf2 debug_line support): Define nop
10539 * configure: Regenerated.
10541 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
10543 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
10545 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
10546 to conditionally compiled block.
10547 (dbx_debug_hooks, xcoff_debug_hooks): Update.
10548 * dbxout.h (dbxout_function): Remove.
10549 * debug.c (do_nothing_debug_hooks): Update.
10550 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
10551 global_decl, deferred_inline_function.
10552 * dwarf2out.c (dwarf2_debug_hooks): Update.
10553 (dwarf2out_global_decl): New.
10554 * dwarfout.c: Don't include dwarfout.h.
10555 (dwarfout_global_decl, dwarfout_function_decl,
10556 dwarfout_deferred_inline_function): New.
10557 (dwarf_debug_hooks): Update.
10558 * dwarfout.h: Remove.
10559 * final.c: Don't include dwarfout.h.
10560 * sdbout.c (sdbout_global_decl): New.
10561 (sdbout_debug_hooks): Update.
10562 * toplev.c: Don't include dwarfout.h.
10563 (check_global_declarations, rest_of_compilation): Use new debug hooks.
10564 (note_deferral_of_defined_inline_function): Remove.
10565 * toplev.h (note_deferral_of_defined_inline_function): Remove.
10566 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
10567 * ch/lex.c: Don't include dwarfout.h.
10568 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
10569 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
10570 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
10571 * cp/optimize.c: Include debug.h.
10572 (maybe_clone_body): Use debug hook.
10573 * cp/semantics.c: Include debug.h.
10574 (expand_body): Use debug hook.
10575 * po/POTFILES.in: Remove dwarfout.h.
10577 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
10579 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
10580 * c-parse.in (yyerror, _yylex): Similarly.
10581 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
10582 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
10584 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
10585 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
10587 2001-07-18 Jeff Sturm <jsturm@one-point.com>
10589 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
10590 in-class declaration at -g1. Fixes c++/2814.
10592 2001-07-18 Richard Henderson <rth@redhat.com>
10594 * doc/md.texi (reload_in/out): Document restrictions in predicates
10595 and constraints for these patterns. Document empty string matching
10598 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10600 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
10602 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
10604 * cse.c: Undo my previous patch.
10606 2001-07-18 Tom Tromey <tromey@redhat.com>
10609 * configure: Rebuilt.
10610 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
10612 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
10614 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
10615 Jan Hubicka <jh@suse.cz>
10617 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
10618 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
10619 * jump.c (mark_jump_label): Do not forward branches.
10621 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
10623 * cse.c (delete_trivially_dead_insns): Delete the libcall block
10624 when return value is unused.
10626 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
10628 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
10630 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
10632 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
10633 on error. We can't blindly return the result of
10634 pthread_mutex_trylock because it returns a positive number on
10635 error, while we must return -1 on error.
10636 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
10638 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
10640 2001-07-18 Andreas Jaeger <aj@suse.de>
10642 * integrate.c (output_inline_function): Correct type of debug_hooks.
10644 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
10646 * combine.c (combine_simplify_rtx): DIV can be treated
10647 associatively for floats if unsafe math optimisations are enabled.
10649 2001-07-17 Richard Henderson <rth@redhat.com>
10651 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
10653 2001-07-17 Richard Henderson <rth@redhat.com>
10655 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
10656 don't force the function address into a register.
10657 (expand_call, emit_library_call_value_1): Update callers.
10658 * builtins.c (expand_builtin_apply): Likewise.
10659 * expr.h (prepare_call_address): Update decl.
10661 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
10663 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
10665 * config/i386/chorus.h: Move up.
10666 * config/sparc/chorus.h: Likewise.
10667 * config/rs6000/chorus.h: Likewise.
10668 * config/chorus.h: Moved here.
10670 2001-07-17 Andreas Schwab <schwab@suse.de>
10672 * configure.in (assembler eh_frame optimization): Handle big
10674 * configure: Regenerated.
10676 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
10678 * expr.c (epxand_expr): Convert divisions into multiplications by
10679 reciprocals if -ffast-math.
10681 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
10683 * dbxout.c (dbxout_really_begin_function): Rename to
10684 dbxout_begin_function.
10685 (dbx_debug_hooks, xcoff_debug_hooks): Update.
10686 (dbxout_begin_function): Remove.
10687 (dbxout_function): Update.
10688 (dbxout_source_line): Update prototype.
10689 * dbxout.h (dbxout_begin_function): Remove.
10690 * debug.c (do_nothing_debug_hooks): Update.
10691 (debug_nothing_tree): Update.
10692 (debug_nothing_charstar_rtx): Remove.
10693 * debug.h (union tree_node): Declare.
10694 (struct rtx_def): Remove.
10695 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
10696 begin_function. Change source_line prototype.
10697 (debug_nothing_tree): New.
10698 (debug_nothing_charstar_rtx): Delete.
10699 (dwarf2out_begin_prologue): Moved from ...
10700 * tree.h: ... here.
10701 * dwarf2out.c (dwarf2_debug_hooks): Update.
10702 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
10703 debug info, call dwarf2out_source_line.
10704 (dwarf2out_souce_line): Update prototype.
10705 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
10706 Change prototype, make static.
10707 (dwarfout_source_line): Update prototype.
10708 (dwarf_debug_hooks): Update.
10709 * dwarfout.h (dwarfout_begin_function): Remove.
10710 * final.c (final_start_function, final_scan_insn): Use appropriate
10711 debug hooks, update to use notice_source_line.
10712 (output_source_line): Rename notice_source_line. Don't call the
10713 source_line debug hook.
10714 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
10715 make static, update prototype.
10716 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
10718 (sdbout_end_prologue): New.
10719 (sdbout_source_line): Update prototype.
10720 (sdbout_debug_hooks): Update.
10721 (sdbout_symbol): Remove unused var.
10722 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
10724 * varasm.c: Include debug.h.
10725 (assemble_start_function): Use begin_function debug_hook.
10726 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
10727 update with prototype.
10728 (xcoffout_source_line): Update prototype.
10729 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
10731 (xcoffout_source_line): Update prototype.
10733 2001-07-17 Richard Henderson <rth@redhat.com>
10735 * c-typeck.c (build_binary_op): Do not shorten unsigned
10736 right shift after sign extension.
10738 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
10740 * combine.c (combine_simplify_rtx): Attempt to simplify
10741 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
10743 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
10744 (simplify_binary_operation, simplify_unary_operation,
10745 simplify_relational_operation): Use it.
10747 * combine.c (combine_simplify_rtx): Don't do associative law
10748 on divisions; allow associative law on floats.
10750 2001-07-17 H.J. Lu <hjl@gnu.org>
10751 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10753 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
10754 ASM_OUTPUT_WEAK_ALIAS are defined.
10755 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
10756 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
10758 * config/mips/iris5.h: ... here.
10759 (HANDLE_SYSV_PRAGMA): Defined as 1.
10760 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
10761 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
10764 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
10766 * c-parse.in (all_prefix_attributes): New variable.
10767 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
10768 (maybe_resetattrs): New production.
10769 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
10770 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
10771 notype_initdcl, nested_function, notype_nested_function,
10772 component_decl, components, components_notype,
10773 component_declarator, component_notype_declarator,
10774 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
10775 ivars, mydecl, myparm): Update. Avoid prefix attributes just
10776 after a comma being applied to more than one declarator.
10777 * doc/extend.texi (Attribute Syntax): Update. Remove
10778 documentation of bugs that are no longer present.
10780 2001-07-13 Eric Christopher <echristo@redhat.com>
10782 * config/mips/mips.h: Change TUNE_MIPS* options to use
10784 (EXTRA_SPECS): Add cc1_cpu_spec.
10785 * config/mips/mips.md (muldf3): Fix typo.
10787 2001-07-16 Richard Henderson <rth@redhat.com>
10789 * config/m68k/m68k.c: Include expr.h and reload.h.
10790 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
10791 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
10793 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
10794 Richard Henderson <rth@redhat.com>
10796 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
10797 (insn_live_p): Fix fall off end of function.
10798 (dead_libcall_p): Remove COUNTS argument; update callers.
10799 (delete_trivially_dead_insns): Remove unused variables.
10801 2001-07-17 Andreas Jaeger <aj@suse.de>
10803 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
10804 x86-64 pic support.
10806 * lcm.c (optimize_mode_switching): Avoid warning for unused
10807 variable if !NORMAL_MODE.
10809 * flow.c (try_crossjump_to_edge): Remove unused variable.
10811 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
10813 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
10814 atexit declaration in stdlib.h.
10816 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
10818 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
10820 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
10822 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
10823 * except.c (finish_eh_generation): Update call of cleanup_cfg;
10824 do rebuild_jump_labels instead of jump_optimize
10825 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
10826 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
10827 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
10829 * flow.c: Include timevar.h
10830 (find_basic_block): Push/pop timevar;
10831 (cleanup_cfg): Likewise.
10832 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
10833 * Makefile: Add dependencies on timevar.h
10835 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
10836 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
10838 * rtl.h (delete_trivially_dead_insns): Add new parameter.
10839 * toplev.c (rest_of_compilation): Update calls.
10840 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
10841 (delete_trivially_dead_insns): ... here; accept new argument
10842 preserve_basic_blocks; preserve basic blocks if set.
10844 * reg-stack.c (stack_regs_mentioned): Return 0 if
10845 stack_regs_mentioned_data is not initialized.
10846 (reg_to_stack): Make stack_regs_mentioned survive after the
10847 reg-stack is completted; do not call cleanup_cfg.
10848 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
10849 make cleanup_cfg after bb-reorder to output to debug file.
10851 2001-07-16 Richard Henderson <rth@redhat.com>
10853 * regclass.c (init_reg_sets): Use only 32 bits per initializer
10854 from int_reg_class_contents.
10856 2001-07-16 Richard Henderson <rth@redhat.com>
10858 * hard-reg-set.h (regs_invalidated_by_call): Declare.
10859 * regclass.c (regs_invalidated_by_call): Move from cse.c.
10860 (init_reg_sets_1): Move initialization from cse_main.
10861 * cse.c (regs_invalidated_by_call): Move to regclass.c.
10862 (cse_main): Move its initialization also.
10863 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
10864 * flow.c (propagate_one_insn): Likewise.
10865 * gcse.c (compute_hash_table): Likewise.
10866 (compute_kill_rd, compute_store_table): Likewise.
10867 * sched-deps.c (sched_analyze_1): Likewise.
10869 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
10871 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
10874 2001-07-16 Steve Ellcey <sje@cup.hp.com>
10876 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
10877 in if statement so we don't access undefined memory.
10879 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
10881 * gcse.c: Update comment at top.
10882 Update comment on mem handling.
10883 mem_last_set, mem_first_set, mem_set_in_block: gone.
10884 Declaration of reg_set_info: gone.
10885 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
10886 pointless with load_killed_in_block_p (they are *more*
10887 conservative then it, not less, and less accurate).
10888 (oprs_not_set_p): Ditto.
10889 (alloc_gcse_mem): Don't allocate mem_set_in_block
10890 (free_gcse_mem): Don't free it, either.
10891 (record_last_mem_set_info): Update comment in front, remove
10892 mem_*set_* stuff. Note the reason we don't handle stores directly
10894 (compute_hash_table): Update comments to reflect reality. Remove
10895 mem_*set_* references.
10896 (reset_opr_set_tables): Remove mem_*set_* references.
10897 (mark_call): Ditto.
10898 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
10899 (mark_clobber): Ditto (on both parts, we double set here too).
10900 (expr_killed_p): Remove mem_set_in_block test.
10901 (compute_transp): Remove mem_set_in_block test.
10903 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
10904 of edge, and removal of phi alternative to dump file.
10905 (ssa_ccp_substitute_constants): Add note about register now being
10906 constant, and which uses were replaced in what insns to dump file.
10908 2001-07-16 Andreas Jaeger <aj@suse.de>
10910 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
10911 variables of type HOST_WIDEST_INT.
10913 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
10914 (__bb_exit_func): Correct type of count_max to avoid overflow.
10915 (num_digits): Handle long long argument.
10917 * combine.c (gen_lowpart_for_combine): Remove unused variable.
10919 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10921 * output.h (sdb_begin_function_line): Restore as an extern
10923 * sdbout.c (sdb_begin_function_line): Make extern.
10925 2001-07-15 Richard Henderson <rth@redhat.com>
10927 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
10928 * genrecog.c (maybe_both_true_mode): New.
10929 (maybe_both_true_2): Use it.
10930 (write_switch): Don't put Pmode in a switch.
10931 * rtl.c (mode arrays): Don't explicitly size them.
10933 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
10935 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
10936 handling; move unconditional splitting before mode switching.
10938 * i386.md (type): Add fistp type.
10939 (i387, length_attr, scheduling definitions): Handle this type.
10940 (fix_trunc?f?i2): Revamp to use mode switching.
10941 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
10942 * i386.h (fp_cw_mode): New enum
10943 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
10944 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
10946 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10948 * Makefile.in (integrate.o): Add debug.h.
10949 * integrate.c (debug.h): Add.
10950 (output_inline_function): Save, reset, and restore debug_hooks.
10952 2001-07-15 Richard Henderson <rth@redhat.com>
10954 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
10955 instead of COMPARE for the EQUIV expression.
10957 2001-07-15 Richard Henderson <rth@redhat.com>
10959 * flow.c (redirect_edge_and_branch_force): Initialize
10960 global_live_at_start and global_live_at_end.
10961 (allocate_bb_life_data): Export.
10962 * basic-block.h (allocate_bb_life_data): Declare.
10963 * toplev.c (rest_of_compilation): Call it.
10965 2001-07-15 Richard Henderson <rth@redhat.com>
10967 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
10968 (alpha_tablejump_best_label): New.
10969 * config/alpha/alpha-protos.h: Declare them.
10970 * config/alpha/alpha.md: Use braced strings for code blocks.
10971 (tablejump_osf): Break out add with r29.
10972 (tablejump_osf_internal): Remove.
10973 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
10974 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
10976 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
10978 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
10981 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
10983 * i386-protos.h (ix86_split_fp_branch): Update prototype.
10984 (ix86_fp_jump_nontrivial_p): New.
10985 * i386.md (fp_jcc_?): Update call of split_fp_branch;
10986 use ix86_fp_jump_nontrivial_p.
10987 * i386.c (ix86_fp_jump_nontrivial_p): New.
10988 (ix86_split_fp_branch): Accept code instead of rtx.
10989 (ix86_expand_compare): Expand comparison early in case
10990 doing so is resonably cheap.
10992 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
10994 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
10996 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
10997 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
10999 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
11001 * dbxout.c (dbxout_source_line): Make static, update prototype.
11002 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
11003 (dbxout_init, dbxout_finish, dbxout_source_line,
11004 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
11005 * dbxout.h (dbxout_source_line): Delete.
11006 * debug.c (debug_nothing_file, debug_nothing_file_int,
11007 debug_nothing_file_charstar_rtx): New.
11008 (do_nothing_debug_hooks): Update.
11009 (debug_nothing_void, debug_nothing_charstar_rtx,
11010 dwarf2out_end_epilogue): New.
11011 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
11012 * debug.h (struct rtx_def): Declare.
11013 (gcc_debug_hooks): New hooks source_line, end_epilogue
11015 (debug_nothing_void, debug_nothing_charstar_rtx,
11016 dwarf2out_end_epilogue): New.
11017 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
11018 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
11019 (dwarf2_debug_hooks): Update.
11020 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
11021 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
11022 * dwarf2out.h (dwarf2out_source_line): Remove.
11023 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
11024 Make static, update prototype.
11025 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
11026 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
11027 (dwarf_debug_hooks): Update.
11028 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
11029 dwarfout_end_function): Remove.
11030 * final.c (profile_function): Use debug hooks for ending functions
11032 (output_source_line, final_end_function): Update prototype,
11034 (final_start_function, final_scan_insn): Update.
11035 * output.h (sdb_begin_function_line): Remove.
11036 (final_end_function): Update prototype.
11037 * sdbout.c (sdb_begin_function_line): Make static.
11038 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
11039 (sdbout_source_line): New.
11040 (sdbout_end_epilogue, sdbout_end_function): Make static, update
11042 (sdb_debug_hooks): Update.
11043 (sdbout_init, sdbout_source_line,
11044 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
11045 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
11046 * toplev.c (compile_file, rest_of_compilation): Update.
11047 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
11048 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
11049 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
11050 Update for prototype changes.
11051 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
11052 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
11054 2001-07-15 Richard Henderson <rth@redhat.com>
11056 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
11057 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
11058 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
11059 * config/alpha/alpha.c: Likewise.
11060 * config/alpha/alpha.md: Likewise.
11061 * config/alpha/alpha32.h: Likewise.
11062 * config/alpha/vms.h: Likewise.
11063 (OPEN_VMS): Remove.
11065 2001-07-14 Richard Henderson <rth@redhat.com>
11067 * config/alpha/alpha.md: Use define_constants for unspec values.
11068 Substitute throughout.
11070 2001-07-14 Tim Josling <tej@melbpc.org.au>
11072 * tree.def (EXPON_EXPR) remove. Never supported anyway.
11074 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
11076 * pa.md: Remove unused constraints from define_split's.
11078 2001-04-14 Richard Henderson <rth@redhat.com>
11080 * ifcvt.c (find_cond_trap): Test for exit block.
11082 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
11084 Re-install recently reverted patch.
11085 * emit-rtl.c (try_split): Update mark_jump_label call.
11086 * flow.c (find_sub_basic_blocks): Likewise.
11087 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
11088 jump_back_p): Kill.
11089 (mark_all_labels): Kill second parameter.
11090 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
11091 (rebuild_jump_labels, jump_optimize_minimal): Update call
11092 of jump_optimize_1.
11093 (jump_optimize_1): Kill crossjumping code.
11094 (mark_jump_label): Kill cross_jump parameter.
11095 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
11096 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
11097 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
11099 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
11101 (dump_file_info): Likewise.
11102 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
11103 reorganize passes to do reg-stack first, bb-reorder second.
11104 * invoke.texi (-d letters doc): Remove the jump2 pass.
11106 2001-07-14 Richard Henderson <rth@redhat.com>
11108 * ifcvt.c (find_cond_trap): New.
11109 (find_if_header): Call it.
11110 (merge_if_block): Relax existing jump sanity check.
11111 * jump.c (jump_optimize_1): Remove conditional trap handling.
11113 2001-07-14 Alan Modra <amodra@bigpond.net.au>
11115 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
11117 (insn_refs_are_delayed): Correct comment.
11118 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
11119 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
11120 instead of r31. Make associated insn !TARGET_64BIT, and
11121 provide an additional 64-bit insn that clobbers r2.
11122 (divsi3): Likewise.
11123 (udivsi3): Likewise.
11124 (modsi3): Likewise.
11125 (umodsi3): Likewise.
11127 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
11129 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
11131 * flow.c (redirect_edge_and_branch_force, split_edge,
11132 try_crossjump_to_edge): Use set_block_for_new_insns.
11133 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
11135 2001-07-13 H.J. Lu (hjl@gnu.org)
11137 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
11140 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
11142 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
11144 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
11146 * c-common.c (decl_attributes): Take a pointer to the node to
11147 which attributes are to be attached, and a flags argument.
11148 * c-common.h (enum attribute_flags): New.
11149 (decl_attributes): Update prototype.
11150 * c-decl.c (start_decl, push_parm_decl, finish_struct,
11151 finish_enum, start_function): Update calls to decl_attributes.
11152 * c-parse.in (component_declarator, component_notype_declarator,
11153 label): Update calls to decl_attributes.
11155 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
11157 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
11158 * config/avr/avr.c (legitimate_address_p): Return value changed
11159 from letter to register classes. For better debugging.
11161 2001-07-13 Kazu Hirata <kazu@hxi.com>
11163 * jump.c (reversed_comparison_code_parts): Fix comment typos.
11165 2001-07-13 H.J. Lu (hjl@gnu.org)
11167 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
11169 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
11171 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
11172 correctly for shared configurations.
11173 * config/t-libgcc-pic: New.
11174 * config/{i386,m68k,sparc}/t-openbsd: New.
11175 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
11176 Support -shared. Support debugging libraries with -g.
11177 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
11178 frame information does not emit pointer diffs.
11179 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
11180 emit pointer diffs.
11182 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
11184 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
11186 2001-07-13 David Edelsohn <edelsohn@gnu.org>
11188 * combine.c (try_combine): Ensure const_int pow2 is positive.
11190 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
11192 * config.gcc: Add configuration for s/390.
11193 * config/s390/s390.c: New. Subroutines for code generation.
11194 * config/s390/s390.h: New. Definitions for s/390.
11195 * config/s390/s390-protos.h: New. Prototypes.
11196 * config/s390/linux.h: New. Definitions for linux for s/390.
11197 * config/s390/linux64.h: New. Definitions for linux for zSeries.
11198 * config/s390/t-linux: New. Makefile fragment.
11199 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
11200 * config/s390/fixdfdi.h: New. Fix L_fix*di.
11202 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
11204 * emit-rtl.c (try_split): Update mark_jump_label call.
11205 * flow.c (find_sub_basic_blocks): Likewise.
11206 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
11207 jump_back_p): Kill.
11208 (mark_all_labels): Kill second parameter.
11209 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
11210 (rebuild_jump_labels, jump_optimize_minimal): Update call
11211 of jump_optimize_1.
11212 (jump_optimize_1): Kill crossjumping code.
11213 (mark_jump_label): Kill cross_jump parameter.
11214 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
11215 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
11216 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
11218 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
11220 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
11221 reorganize passes to do reg-stack first, bb-reorder second.
11222 * invoke.texi (-d letters doc): Remove the jump2 pass.
11224 2001-07-12 Steve Ellcey <sje@cup.hp.com>
11226 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
11228 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
11230 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
11232 (verify_flow_info): Make diagnostics prettier.
11234 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
11236 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
11238 * flow.c (outgoing_edges_match): Return early if condition reversal
11241 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
11243 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
11244 (mips_move_2words): When splitting a move into two instructions,
11245 prefix the second address operand with '%D'.
11247 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
11249 * Makefile.in (final.o): Depend on debug.h.
11250 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
11251 (dbx_debug_hooks): Add new hooks.
11252 (xcoff_debug_hooks): New.
11253 * debug.c (debug_nothing_file_int_int): New.
11254 (do_nothing_debug_hooks): Update.
11255 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
11256 (debug_nothing_file_int_int): New.
11257 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
11258 static, update prototype.
11259 (dwarf2_debug_hooks): Update.
11260 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
11261 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
11262 static, update prototype.
11263 (dwarf_debug_hooks): Update.
11264 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
11265 * final.c: Include debug.h.
11266 (final_scan_insn): Use debug hooks when beginning and ending blocks.
11267 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
11268 static, update prototype.
11269 (sdb_debug_hooks): Update.
11270 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
11271 * toplev.c: Distinguish between xcoff and dbx.
11273 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
11274 Call all debug hooks, not just dwarf ones.
11276 2001-07-11 Timothy Wall <twall@redhat.com>
11278 * config.gcc: Add configuration for AIX5/IA64.
11279 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
11280 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
11281 support prefix/suffix code.
11282 * config/ia64/t-aix: New. Makefile fragment.
11283 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
11285 2001-07-11 Kazu Hirata <kazu@hxi.com>
11287 * recog.c (validate_change): Fix a comment typo.
11289 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
11291 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
11292 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
11294 * dbxout.c (dbx_debug_hooks): Add new hooks.
11295 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
11297 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
11299 * dbxout.h (dbxout_start_new_source_file,
11300 dbxout_resume_previous_source_file): Delete.
11301 * debug.c (do_nothing_debug_hooks): Add new hooks.
11302 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
11303 (debug_nothing_int_charstar, debug_nothing_int): New.
11304 * debug.h (gcc_debug_hooks): New hooks define, undef,
11305 start_source_file and end_source_file.
11306 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
11307 (debug_nothing_int_charstar, debug_nothing_int): New.
11308 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
11309 the conditionally compiled section.
11310 (dwarf2out_start_source_file, dwarf2out_end_source_file,
11311 dwarf2out_define, dwarf2out_undef): Make static.
11312 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
11313 dwarf2out_define, dwarf2out_undef): Remove.
11314 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
11315 (dwarfout_start_source_file, dwarfout_end_source_file,
11316 dwarfout_define, dwarfout_undef): Make static.
11317 (dwarfout_start_source_file_check,
11318 dwarfout_end_source_file_check): New.
11319 (dwarfout_define, dwarfout_finish): Update.
11320 * dwarfout.h (dwarfout_start_new_source_file,
11321 dwarfout_resume_previous_source_file, dwarfout_define,
11322 dwarfout_undef): Remove.
11323 * sdbout.c (sdb_debug_hooks): Add new hooks.
11324 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
11326 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
11327 make static, take an arg.
11328 * sdbout.h (sdbout_start_new_source_file,
11329 sdbout_resume_previous_source_file): Delete.
11330 * toplev.c (debug_start_source_file, debug_end_source_file,
11331 debug_define, debug_undef): Delete.
11332 * toplev.h (debug_start_source_file, debug_end_source_file,
11333 debug_define, debug_undef): Delete.
11335 * java/jcf-parse.c: Include debug.h.
11336 (parse_class_file): Update to use debug hooks directly.
11337 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
11339 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11341 * alias.c (set_mem_alias_set): New function.
11342 * rtl.h (set_mem_alias_set): Declare it.
11343 * builtins.c (expand_builtin_return_addr): Call it instead of
11344 using MEM_ALIAS_SET accessor.
11345 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
11346 (get_memory_rtx, expand_builtin_va_arg): Likewise.
11347 (expand_builtin_va_copy):Likewise.
11348 * caller-save.c (setup_save_areas): Likewise.
11349 * calls.c (compute_argument_addresses): Likewise.
11350 * explow.c (set_mem_attributes): Likewise.
11351 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
11352 (expand_assignment, store_constructor_field, store_field): Likewise.
11353 (expand_expr_unaligned): Likewise.
11354 * function.c (assign_stack_temp_for_type): Likewise.
11355 (put_reg_into_stack, gen_mem_addressof): Likewise.
11356 * ifcvt.c (noce_try_cmove_arith): Likewise.
11357 * reload1.c (reload, alter_reg): Likewise.
11358 * config/alpha/alpha.c (get_aligned_mem): Likewise.
11359 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
11360 (alpha_expand_unaligned_store): Likewise
11361 (alpha_expand_unaligned_load_words): Likewise.
11362 (alpha_expand_unaligned_store_words): Likewise.
11363 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
11364 (alpha_expand_epilogue): Likewise.
11365 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
11366 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
11367 * config/i386/i386.c (legitimize_pic_address): Likewise.
11368 * config/i960/i960.c (setup_incoming_varargs): Likewise.
11369 * config/ia64/ia64.c (spill_restore_mem): Likewise.
11370 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
11371 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
11372 * config/mips/mips.c (mips_va_arg): Likewise.
11373 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
11374 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
11375 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
11376 (setup_incoming_varargs, rs6000_va_arg): Likewise.
11377 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
11378 (rs6000_emit_epilogue): Likewise.
11379 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
11380 * config/sparc/sparc.c (sparc_va_arg): Likewise.
11381 * config/v850/v850.c (v850_va_arg): Likewise.
11383 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
11385 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
11386 when fallthru edge is present.
11387 (mege_blocks): Handle case where creation of jump insn
11390 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
11391 CLEANUP_POST_REGSTACK): New constants.
11392 * except.c (finish_eh_generation): Update call of cleanup_cfg,
11393 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
11394 * output.h (cleanup_cfg): Update prototype.
11395 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
11396 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
11397 cleanup_cfg call; kill missleading comment.
11398 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
11399 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
11400 parameter; control optimizations performed using it.
11401 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
11402 try_crossjump_bb): New functions.
11404 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
11406 * pa.c (pa_output_function_prologue): Delete prototype. Make function
11408 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
11409 pa_output_function_prologue.
11410 * pa-protos.h (pa_output_function_prologue): New prototype.
11412 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
11414 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
11415 and low to get correct sign extension in low+high test.
11417 2001-07-11 Janis Johnson <janis@us.ibm.com>
11419 * gcov.c (arcdata): Use gcov_type to fix branch percentage
11420 for large hit count.
11422 * profile.c (branch_prob): Fix .bbg info for computed gotos
11425 2001-07-11 Mark Mitchell <mark@codesourcery.com>
11427 * stmt.c (parse_output_constraint): New function, split out
11429 (expand_asm_operands): ... here. Use parse_output_constraint.
11430 * tree.h (parse_output_constraint): Declare it.
11432 2001-07-11 Richard Henderson <rth@redhat.com>
11434 * bitmap.c: Comment some functions; fiddle whitespace.
11435 (bitmap_free): Don't export.
11436 (bitmap_element_allocate): Use memset.
11437 * bitmap.h (bitmap_free): Don't declare.
11439 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
11441 * gcse.c, lcm.c, sched-deps.c:
11442 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
11444 * flow.c (flow_loops_find): Free dom if we found no loops, since
11445 we aren't going to save it.
11447 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
11450 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
11452 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
11454 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11456 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
11457 #ifndef DWARF2_DEBUGGING_INFO.
11459 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11461 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
11463 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11465 * config/mips/mips.c (gen_int_relational): Tell the caller not to
11466 reverse a branch if a NE comparison is implemented with GTU.
11468 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11469 H.J. Lu <hjl@gnu.org>
11471 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
11472 constant addresses.
11473 (call_internal2): Likewise.
11474 (call_value_internal1): Likewise.
11475 (call_value_internal2): Likewise.
11476 (call_value_multiple_internal1): Likewise.
11477 (call_value_multiple_internal2): Likewise.
11479 2001-07-10 Kazu Hirata <kazu@hxi.com>
11481 * calls.c (emit_library_call_value_1): Fix a comment typo.
11482 * dwarf2out.c (mem_loc_descriptor): Likewise.
11483 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
11485 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
11487 * simplify-rtx.c (simplify_subreg): Fix typo in comment
11489 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11491 * recog.c (offsettable_address_p): Handle LO_SUM case.
11492 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
11493 instead of plus_constant.
11495 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11497 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
11498 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
11500 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11502 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
11503 adjust_address_nv instead of plus_constant.
11505 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
11507 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
11508 dwarf2out.o): Depend on debug.h, wrap long lines.
11509 * dbxout.c: Include debug.h.
11510 (dbx_debug_hooks): New.
11511 (dbxout_init): Make static, take just 2 args.
11512 (dbxout_finish): Make static.
11513 * dbxout.h (dbxout_init, dbxout_finish): Delete.
11514 * debug.c: New file.
11515 * debug.h: New file.
11516 * dwarf2out.c: Include debug.h.
11517 (dwarf2_debug_hooks): New.
11518 (dwarf2out_init): Make static.
11519 (dwarf2out_finish): Make static, take 2 args.
11520 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
11521 * dwarfout.c: Include debug.h.
11522 (dwarf_debug_hooks): New.
11523 (dwarfout_init): Make static.
11524 (dwarfout_finish): Make static, take 2 args.
11525 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
11526 * sdbout.c: Include debug.h.
11527 (sdb_debug_hooks): New.
11528 (sdbout_init): Make static, take 2 args.
11529 * sdbout.h (sdbout_init): Delete.
11530 * toplev.c: Include debug.h.
11531 (debug_hooks): New.
11532 (compile_file): Set deubg_hooks based on command line options.
11533 Use the hooks unconditionally rather than conditional compilation.
11535 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
11537 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
11538 first_insn_after_basic_block_note instead.
11540 * df.c (df_bb_refs_unlink): #if 0 out for now.
11542 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
11544 * ssa.h: Add prototype for ssa_const_prop
11545 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
11546 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
11547 (ssa_fast_dce): Remove unused variable
11549 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
11551 * diagnostic.c (finish_diagnostic): Rename to
11552 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
11555 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
11557 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
11560 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
11561 (dump_file): Only pad the demangled name with spaces if the
11562 mangled name was padded with spaces.
11564 2001-07-10 Bernd Schmidt <bernds@redhat.com>
11566 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
11569 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11571 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
11572 extraction if no direct load if either EXPAND_CONST_ADDRESS or
11573 EXPAND_INITIALIZER.
11575 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
11576 whether can put offset inside LO_SUM to check mode alignment, not size.
11578 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
11580 * doc/tm.texi (Misc): Fix thinko.
11582 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
11584 * regmove.c (replace_in_call_usage): Fix warnings.
11585 * sched-deps.c (add_dependence): Fix warnings.
11586 * simplify-rtx.c (simplify_subreg): Likewise.
11587 Return NULL_RTX instead of NULL.
11589 * reg-stack.c (emit_swap_insn): Eliminate warnings.
11590 (subst_asm_stack_regs): Likewise.
11592 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
11595 * dwarf2out.c (output_call_frame_info): Declare i as int.
11596 (build_abbrev_table): Declare n_alloc as int.
11597 (dwarf2out_finish): Initialize die.
11598 * except.c: Declare sjlj_funcdef_number as unsigned.
11599 (connect_post_landing_pads): Declare j as unsigned.
11600 (convert_to_eh_region_ranges): Initialize call_site.
11601 (output_function_exception_table): Initialize tt_format_size.
11602 * expr.c (move_by_pieces_1): Initialize to1.
11603 (store_constructor): Initialize minelt and maxelt.
11604 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
11605 * function.c (instantiate_decls): Avoid signed/unsigned warning.
11607 * c-decl.c (combine_parm_decls): Unused, remove.
11608 * c-tree.h: Remove prototype for combine_parm_decls.
11610 * reload.c (push_reload): Fix warning.
11611 (regno_clobbered_p): Likewise.
11612 * reload1.c (replace_pseudos_in_call_usage): Likewise.
11613 (reload_combine): Likewise.
11615 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
11616 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
11618 * bitmap.c (bitmap_operation): Change user.
11619 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
11621 2001-07-10 Eric Christopher <echristo@redhat.com>
11623 * config/mips/mips.c (override_options): Fix typo.
11625 2001-07-09 Stan Shebs <shebs@apple.com>
11627 * target.h (struct gcc_target): New fields init_builtins and
11629 * target-def.h (TARGET_INIT_BUILTINS): New macro.
11630 (TARGET_EXPAND_BUILTIN): New macro.
11631 (TARGET_INITIALIZER): Add them.
11632 * builtins.c: Include target.h.
11633 (expand_builtin): Use targetm.expand_builtin.
11634 (default_init_builtins): New function.
11635 (default_expand_builtin): New function.
11636 * expr.h (default_init_builtins): Declare.
11637 (default_expand_builtin): Declare.
11638 * c-common.c (c_common_nodes_and_builtins): Use
11639 targetm.init_builtins.
11640 * defaults.h (MD_INIT_BUILTINS): Remove.
11641 * Makefile.in (builtins.o): Depend on target.h.
11643 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
11644 (TARGET_EXPAND_BUILTIN): Define.
11645 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
11646 (MD_EXPAND_BUILTIN): Remove.
11648 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
11649 (TARGET_EXPAND_BUILTIN): Define.
11650 (c4x_init_builtins): Make endlink arg a local.
11651 (c4x_print_operand): Fix typos in adjust_address usages.
11652 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
11653 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
11654 (MD_EXPAND_BUILTIN): Remove.
11656 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
11657 (TARGET_EXPAND_BUILTIN): Define.
11658 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
11659 (ix86_init_builtins): Call new function only if TARGET_MMX.
11660 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
11661 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
11662 (MD_EXPAND_BUILTIN): Remove.
11664 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
11665 (TARGET_EXPAND_BUILTIN): Define.
11666 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
11667 (MD_EXPAND_BUILTIN): Remove.
11669 * doc/tm.texi: Document these changes.
11671 2001-07-09 Diego Novillo <dnovillo@redhat.com>
11673 * basic-block.h (tree_node): Forward declare if needed.
11674 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
11675 (BLOCK_HEAD_TREE): Define.
11676 (BLOCK_END_TREE): Define.
11677 (struct loops): Rename field 'tree' to 'tree_root'.
11678 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
11680 (flow_loops_tree_build): Rename reference to field 'tree' to
11682 (flow_loops_level_compute): Ditto.
11683 * predict.c (estimate_bb_frequencies): Ditto.
11684 * tree.h (struct tree_common): Add field 'aux'.
11686 2001-07-09 Stan Shebs <shebs@apple.com>
11688 * config/darwin.c (darwin_encode_section_info): Don't mark any
11689 DECL_EXTERNAL node as defined.
11691 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
11693 * pa.c (pa_init_machine_status, pa_mark_machine_status,
11694 pa_free_machine_status, hppa_init_pic_save): Delete.
11695 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
11696 (hppa_profile_hook): Use hppa_pic_save_rtx.
11697 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
11698 hppa_init_pic_save): Delete.
11699 (hppa_pic_save_rtx): Declare.
11700 * pa.md (call, call_value, sibcall, sibcall_value,
11701 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
11703 2001-07-09 Kazu Hirata <kazu@hxi.com>
11705 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
11706 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
11708 2001-07-09 Andreas Jaeger <aj@suse.de>
11710 * output.h: Add declaration of final_forward_branch_p.
11712 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
11714 * varray.c: Include errors.h for internal_error and trim_filename
11717 * Makefile.in (varray.o): Add errors.h.
11719 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
11721 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
11722 * optabs.c (have_add2_insn): Check whether the add insn chosen
11723 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
11724 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
11726 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
11728 * Makefile.in (OBJS): Add ssa-ccp.o
11729 (ssa-ccp.o): Add dependencies.
11730 * toplev.c (DFI_ssa_ccp): New dump file enum.
11731 (dump_file): Add entry for dumping after SSA CCP.
11732 (flag_ssa_ccp): New flag variable.
11733 (f_options): Add -fssa-ccp.
11734 (rest_of_compilation): Run SSA CCP if requested.
11735 * timevar.def (TV_SSA_CCP): New timevar.
11736 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
11737 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
11738 Fix minor typo in SSA DCE documentation.
11739 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
11740 Add documentation for new dump option. Renumber dump files
11743 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
11745 * emit-rtl.c (gen_highpart_mode): New.
11746 * rtl.h (gen_highpart_mode): Declare.
11747 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
11748 operand can be VOIDmode constant.
11750 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
11752 * flow.c (redirect_edge_and_branch_force): New.
11753 (can_fallthru): Ensure that basic blocks are succeeding.
11754 (try_optimize_cfg): Do not delete basic block if it is the last one.
11756 * flow.c (try_redirect_by_replacing_jump): Do not remove
11757 jumps with side effects, unlink chain on fallthru edge;
11758 set block for new jump instruction; avoid basic block to
11759 over by line number note.
11761 * flow.c (try_simplify_condjump): Verify that the condjump
11762 is not always falling through.
11765 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
11767 * flow.c (forwarder_block_p): Fix for fallthru blocks.
11768 (try_redirect_by_replacing_jump): Update properly the count
11769 and frequency information.
11771 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11773 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
11774 address that is a LO_SUM specially.
11775 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
11777 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
11779 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
11780 (operand_subword): Use them.
11781 (change_address_1): Renamed from change_address; new arg VALIDATE.
11782 * expr.h: Reflect above changes; change_address now macro.
11783 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
11785 * cselib.c (add_mem_for_addr): Likewise.
11786 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
11787 * regmove.c (try_apply_stack_adjustment): Likewise.
11788 * reload.c (push_reload, make_memloc): Likewise.
11789 * reload1.c (eliminate_regs): Likewise.
11790 * simplify-rtx.c (simplify_replace_rtx): Likewise.
11791 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
11793 * combine.c (make_extraction, simplify_shift_const): Likewise.
11794 (gen_lowpart_for_combine): Likewise.
11795 * cse.c (gen_lowpart_if_possible): Likewise.
11796 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
11797 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
11798 * optabs.c (gen_move_insn): Likewise.
11799 * reload1.c (alter_reg): Likewise.
11800 * simplify-rtx.c (simplify_subreg): Likewise.
11801 * stmt.c (expand_anon_union_decl): Likewise.
11802 * recog.c (validate_replace_rtx_1): Likewise.
11804 * Makefile.in (recog.o): Add $(EXPR_H).
11805 * explow.c (stabilize): Call replace_equiv_address.
11806 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
11807 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
11809 2001-07-03 Andrew Haley <aph@redhat.com>
11811 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
11812 the mode of the memory location.
11814 2001-07-09 Bo Thorsen <bo@suse.co.uk>
11816 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
11818 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
11820 * final.c (output_addr_const): Use target opening and
11821 closing parentheses.
11822 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
11823 defaults, add to TARGET_ASM_OUT.
11824 * target.h (struct gcc_target): Add open_paren and close_paren.
11825 * doc/md.texi: Update.
11826 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
11827 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
11828 TARGET_ASM_CLOSE_PAREN.
11829 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
11831 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
11833 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
11834 * config/a29k/a29k.h: Similarly.
11835 * config/alpha/alpha.h: Similarly.
11836 * config/arc/arc.h: Similarly.
11837 * config/arm/aof.h: Similarly.
11838 * config/arm/aout.h: Similarly.
11839 * config/avr/avr.h: Similarly.
11840 * config/c4x/c4x.h: Similarly.
11841 * config/clipper/clipper.h: Similarly.
11842 * config/convex/convex.h: Similarly.
11843 * config/d30v/d30v.h: Similarly.
11844 * config/dsp16xx/dsp16xx.h: Similarly.
11845 * config/elxsi/elxsi.h: Similarly.
11846 * config/fr30/fr30.h: Similarly.
11847 * config/h8300/h8300.h: Similarly.
11848 * config/i370/i370.h: Similarly.
11849 * config/i386/i386.h: Similarly.
11850 * config/i860/i860.h: Similarly.
11851 * config/i960/i960.h: Similarly.
11852 * config/ia64/ia64.h: Similarly.
11853 * config/m32r/m32r.h: Similarly.
11854 * config/m68hc11/m68hc11.h: Similarly.
11855 * config/m68k/m68k.h: Similarly.
11856 * config/m88k/m88k.h: Similarly.
11857 * config/mcore/mcore.h: Similarly.
11858 * config/mips/mips.h: Similarly.
11859 * config/mn10200/mn10200.h: Similarly.
11860 * config/mn10300/mn10300.h: Similarly.
11861 * config/ns32k/ns32k.h: Similarly.
11862 * config/pa/pa.h: Similarly.
11863 * config/pdp11/pdp11.h: Similarly.
11864 * config/pj/pj.h: Similarly.
11865 * config/romp/romp.h: Similarly.
11866 * config/rs6000/rs6000.h: Similarly.
11867 * config/sh/sh.h: Similarly.
11868 * config/sparc/sparc.h: Similarly.
11869 * config/v850/v850.h: Similarly.
11870 * config/vax/vax.h: Similarly.
11871 * config/we32k/we32k.h: Similarly.
11873 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
11875 * doc/c-tree.texi: Document representation of attributes.
11877 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
11879 * doc/tm.texi: Update some places for the rename of target to
11882 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
11884 * target.h (struct gcc_target): Add insert_attributes.
11885 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
11886 (TARGET_INITIALIZER): Update.
11887 * tree.c, tree.h (default_insert_attributes): New function.
11888 Update comments on other default functions to refer to targetm,
11890 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
11891 TARGET_INSERT_ATTRIBUTES.
11892 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
11893 * c-common.c (decl_attributes): Use targetm.insert_attributes.
11894 Don't use PRAGMA_INSERT_ATTRIBUTES.
11895 * Makefile.in (c-common.o): Depend on $(TARGET_H).
11896 * c-decl.c (start_decl, start_function): Don't call
11897 SET_DEFAULT_DECL_ATTRIBUTES.
11898 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
11899 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
11901 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
11902 (c4x_check_attribute): Avoid modifying attribute list itself.
11903 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
11905 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
11906 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
11908 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
11909 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
11911 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
11912 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
11914 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
11915 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
11916 Adjust parameters. Make static.
11918 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
11920 * c-common.c (decl_attributes): Only take a single attributes
11922 * c-common.h (decl_attributes): Update prototype.
11923 * c-decl.c (start_decl, start_function): Only take a single
11924 attributes parameter. Update calls to decl_attributes.
11925 (finish_struct, finish_enum): Update calls to decl_attributes.
11926 (push_parm_decl): Expect unified list of attributes. Update call
11927 to decl_attributes.
11928 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
11929 notype_nested_function, component_declarator,
11930 component_notype_declarator, label): Update calls to
11932 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
11933 lists that are passed to push_parm_decl.
11934 * c-tree.h (start_function, start_decl): Update prototypes.
11935 * config/sh/sh-protos.h, config/sh/sh.c
11936 (sh_pragma_insert_attributes): Only take a single attributes
11938 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
11939 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
11940 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
11941 build_module_descriptor, generate_static_references,
11942 generate_strings, build_selector_translation_table,
11943 generate_descriptor_table, generate_protocols,
11944 generate_ivars_list, generate_dispatch_table,
11945 generate_protocol_list, generate_category,
11946 generate_shared_structures, really_start_method, add_objc_decls,
11947 generate_classref_translation_entry): Update calls to start_decl
11948 and start_function.
11949 (build_tmp_function_decl, start_method_def): Unify attribute lists
11950 that are passed to push_parm_decl.
11952 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
11954 * final.c (no_asm_to_stream): New.
11955 (final_scan_insn): Use target structures for prologue ends
11956 and epilogue starts.
11957 * output.h (no_asm_to_stream): New.
11958 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
11959 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
11960 (TARGET_ASM_OUT): Update.
11961 * target.h (struct gcc_target): New members function_end_prologue
11962 and function_begin_epilogue.
11963 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
11964 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
11965 * config/alpha/alpha.c (output_end_prologue): Rename to
11966 alpha_output_function_end_prologue. Use in target struct
11968 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
11969 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
11970 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
11971 ia64_output_function_end_prologue. Use in target struct
11973 (ia64_function_prologue, ia64_funciton_epilogue): Rename
11974 mistyped prototypes.
11975 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
11976 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
11978 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
11979 an use in target struct, make static.
11980 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
11983 2001-07-08 Richard Henderson <rth@redhat.com>
11985 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
11987 2001-07-08 Richard Henderson <rth@redhat.com>
11989 * config/i386/i386.md: Remove constraints strings from define_split
11990 and define_peephole2 patterns.
11991 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
11992 (eh_return): Use them.
11994 2001-07-08 Richard Henderson <rth@redhat.com>
11996 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
11997 Document MD_FALLBACK_FRAME_STATE_FOR.
11999 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12001 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
12002 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
12004 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
12006 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
12008 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
12009 of the label inside NAME as opposed to just the end of NAME.
12011 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
12013 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
12014 * config/alpha/alpha.c (alpha_init_machine_status,
12015 alpha_mark_machine_status, alpha_free_machine_status): Delete.
12016 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
12017 (vms_valid_decl_attribute_p): Make static, conditionally compile.
12018 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
12020 2001-07-06 Stan Shebs <shebs@apple.com>
12022 * target.h (targetm): Rename global from "target", so as not to
12023 conflict with local variables.
12025 * c-typeck.c: Ditto.
12028 * cp/decl.c: Ditto.
12029 * cp/decl2.c: Ditto.
12030 * cp/typeck.c: Ditto.
12031 * 1750a/1750a.c: Ditto.
12032 * a29k/a29k.c: Ditto.
12033 * arc/arc.c: Ditto.
12034 * arm/arm.c: Ditto.
12035 * avr/avr.c: Ditto.
12036 * clipper/clipper.c: Ditto.
12037 * convex/convex.c: Ditto.
12038 * d30v/d30v.c: Ditto.
12039 * dsp16xx/dsp16xx.c: Ditto.
12040 * elxsi/elxsi.c: Ditto.
12041 * fr30/fr30.c: Ditto.
12042 * h8300/h8300.c: Ditto.
12043 * i370/i370.c: Ditto.
12044 * i386/i386.c: Ditto.
12045 * i860/i860.c: Ditto.
12046 * i960/i960.c: Ditto.
12047 * ia64/ia64.c: Ditto.
12048 * m32r/m32r.c: Ditto.
12049 * m68hc11/m68hc11.c: Ditto.
12050 * m68k/m68k.c: Ditto.
12051 * m88k/m88k.c: Ditto.
12052 * mips/mips.c: Ditto.
12053 * ns32k/ns32k.c: Ditto.
12055 * pdp11/pdp11.c: Ditto.
12056 * romp/romp.c: Ditto.
12057 * rs6000/rs6000.c: Ditto.
12059 * sparc/sparc.c: Ditto.
12060 * vax/vax.c: Ditto.
12061 * we32k/we32k.c: Ditto.
12062 * doc/tm.texi: Update the manual to match.
12064 2001-07-06 Richard Henderson <rth@redhat.com>
12066 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
12067 DWARF2_UNWIND_INFO not just whether it is defined.
12069 2001-07-06 Diego Novillo <dnovillo@redhat.com>
12071 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
12072 call to simplify_binary_operation returns a new pattern.
12074 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
12076 * glimits.h (__SHRT_MAX__): New.
12077 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
12078 (SHRT_MAX): Define in terms of __SHRT_MAX__.
12080 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
12082 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
12085 2001-07-06 Richard Henderson <rth@redhat.com>
12087 * bitmap.c (bitmap_release_memory): Move adjacent to the
12088 allocation functions.
12089 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
12090 the implementation. Binary search for the set bit.
12091 (bitmap_union_of_diff): Allocate the temporary on the stack
12092 instead of using xmalloc.
12094 2001-07-06 Richard Henderson <rth@redhat.com>
12096 * genrecog.c (validate_pattern): Warn for constraints in
12097 define_{expand,split,peephole2}. Remove strict_low_part
12098 before looking up match_dup.
12100 2001-07-06 DJ Delorie <dj@redhat.com>
12102 * doc/gcc.texi (Makefile): Rename to be a more general purpose
12103 chapter about various build hints and history. Add section
12104 talking about the various types of native and cross builds.
12106 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
12108 * Makefile.in (final.o): Depend on target.h.
12109 * final.c: Include target.h.
12110 (default_function_pro_epilogue): New.
12111 (final_start_function): Use target structure for function prologues.
12112 (final_end_function): Use target structure for function epilogues.
12113 * fold-const.c (real_hex_to_f): Constify s and p.
12114 * output.h (default_function_pro_epilogue): New.
12115 * real.h (real_hex_to_f): Update prototype.
12116 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
12117 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
12118 (TARGET_INITIALIZER): Update.
12119 * target.h (gcc_target): Add struct asm_out.
12120 * doc/tm.texi: Update.
12123 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
12124 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
12125 in cpu/cpu.c, or rename old functions consistently. Take
12126 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
12127 redundant macros and prototypes. Make new functions static.
12129 * 1750a/1750a.c: Similarly.
12130 * 1750a/1750a.h: Similarly.
12131 * a29k/a29k-protos.h: Similarly.
12132 * a29k/a29k.c: Similarly.
12133 * a29k/a29k.h: Similarly.
12134 * arc/arc-protos.h: Similarly.
12135 * arc/arc.c: Similarly.
12136 * arc/arc.h: Similarly.
12137 * arm/arm-protos.h: Similarly.
12138 * arm/arm.c: Similarly.
12139 * arm/arm.h: Similarly.
12140 * avr/avr-protos.h: Similarly.
12141 * avr/avr.c: Similarly.
12142 * avr/avr.h: Similarly.
12143 * clipper/clipper-protos.h: Similarly.
12144 * clipper/clipper.c: Similarly.
12145 * clipper/clipper.h: Similarly.
12146 * convex/convex.c: Similarly.
12147 * convex/convex.h: Similarly.
12148 * d30v/d30v-protos.h: Similarly.
12149 * d30v/d30v.c: Similarly.
12150 * d30v/d30v.h: Similarly.
12151 * d30v/d30v.md: Similarly.
12152 * dsp16xx/dsp16xx-protos.h: Similarly.
12153 * dsp16xx/dsp16xx.c: Similarly.
12154 * dsp16xx/dsp16xx.h: Similarly.
12155 * elxsi/elxsi.c: Similarly.
12156 * elxsi/elxsi.h: Similarly.
12157 * fr30/fr30.c: Similarly.
12158 * fr30/fr30.md: Similarly.
12159 * h8300/h8300-protos.h: Similarly.
12160 * h8300/h8300.c: Similarly.
12161 * h8300/h8300.h: Similarly.
12162 * i370/i370-protos.h: Similarly.
12163 * i370/i370.c: Similarly.
12164 * i370/i370.h: Similarly.
12165 * i386/i386.c: Similarly.
12166 * i386/osf1elf.h: Similarly.
12167 * i386/osfrose.h: Similarly.
12168 * i860/i860-protos.h: Similarly.
12169 * i860/i860.c: Similarly.
12170 * i860/i860.h: Similarly.
12171 * i960/i960-protos.h: Similarly.
12172 * i960/i960.c: Similarly.
12173 * i960/i960.h: Similarly.
12174 * ia64/ia64-protos.h: Similarly.
12175 * ia64/ia64.c: Similarly.
12176 * ia64/ia64.h: Similarly.
12177 * m32r/m32r-protos.h: Similarly.
12178 * m32r/m32r.c: Similarly.
12179 * m32r/m32r.h: Similarly.
12180 * m68hc11/m68hc11-protos.h: Similarly.
12181 * m68hc11/m68hc11.c: Similarly.
12182 * m68hc11/m68hc11.h: Similarly.
12183 * m68k/crds.h: Similarly.
12184 * m68k/dpx2.h: Similarly.
12185 * m68k/m68k-protos.h: Similarly.
12186 * m68k/m68k.c: Similarly.
12187 * m68k/m68k.h: Similarly.
12188 * m68k/news.h: Similarly.
12189 * m88k/m88k-protos.h: Similarly.
12190 * m88k/m88k.c: Similarly.
12191 * m88k/m88k.h: Similarly.
12192 * mips/mips-protos.h: Similarly.
12193 * mips/mips.c: Similarly.
12194 * mips/mips.h: Similarly.
12195 * ns32k/merlin.h: Similarly.
12196 * ns32k/ns32k.c: Similarly.
12197 * ns32k/ns32k.h: Similarly.
12198 * ns32k/tek6000.h: Similarly.
12199 * pa/pa-protos.h: Similarly.
12200 * pa/pa.c: Similarly.
12201 * pa/pa.h: Similarly.
12202 * pdp11/2bsd.h: Similarly.
12203 * pdp11/pdp11-protos.h: Similarly.
12204 * pdp11/pdp11.c: Similarly.
12205 * pdp11/pdp11.h: Similarly.
12206 * romp/romp-protos.h: Similarly.
12207 * romp/romp.c: Similarly.
12208 * romp/romp.h: Similarly.
12209 * rs6000/rs6000-protos.h: Similarly.
12210 * rs6000/rs6000.c: Similarly.
12211 * rs6000/rs6000.h: Similarly.
12212 * rs6000/sysv4.h: Similarly.
12213 * sh/sh-protos.h: Similarly.
12214 * sh/sh.c: Similarly.
12215 * sh/sh.h: Similarly.
12216 * sparc/sparc-protos.h: Similarly.
12217 * sparc/sparc.c: Similarly.
12218 * sparc/sparc.h: Similarly.
12219 * vax/vax.c: Similarly.
12220 * vax/vax.h: Similarly.
12221 * vax/vms.h: Similarly.
12222 * we32k/we32k.c: Similarly.
12223 * we32k/we32k.h: Similarly.
12225 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
12227 * basic-block.h (first_insn_after_basic_block_note): Declare.
12228 * flow.c (first_insn_after_basic_block_note): Define. Moved
12230 * ssa.c (first_insn_after_basic_block_note): Remove.
12231 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
12233 (ssa_eliminate_dead_code): Properly update the CFG and PHI
12234 nodes when we find a dead conditional branch. Insert BARRIERs
12235 after any blocks with no successors, but which do not have
12238 2001-07-06 Zack Weinberg <zackw@stanford.edu>
12240 * varray.c (varray_check_failed): Use internal_error.
12242 2001-07-05 Andrew Haley <aph@redhat.com>
12244 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
12245 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
12246 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
12248 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
12250 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
12251 reference if the target constant is also a SYMBOL_REF.
12253 2001-07-05 Eric Christopher <echristo@redhat.com>
12255 * config/mips/mips.h (MASK_MIPS3900): Remove.
12256 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
12257 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
12258 (TARGET_MIPS3900): Change to use mips_arch.
12259 (TARGET_MIPS4000): New.
12260 (TARGET_MIPS4100): New.
12261 (TARGET_MIPS4300): New.
12262 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
12263 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
12265 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
12266 (ISA_HAS_BRANCHLIKELY): To here.
12267 (CC1_CPU_SPEC): New.
12268 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
12269 (mips_arch_string): Declare.
12270 (mips_arch): Declare.
12271 (TARGET_OPTIONS): Add -march and -mtune.
12273 * config/mips/mips.c (mips_arch_string): New.
12275 (override_options): Handle -march for codegen and -mtune
12276 for scheduling. Use mips_arch. Move tx39 target default here.
12277 (mips_parse_cpu): Move error message to override_options.
12279 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
12281 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
12283 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
12284 (MIPS Options): Ditto. Change mcpu entry to historical text.
12286 2001-07-05 H.J. Lu (hjl@gnu.org)
12288 * config/mips/mips.c (mips_parse_cpu): New function to parse
12291 2001-07-05 Jim Wilson <wilson@redhat.com>
12293 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
12294 * config/ia64/t-ia64: Likewise.
12295 (LIB1ASMFUNCS): Update comment.
12297 2001-07-05 David Edelsohn <edelsohn@gnu.org>
12299 * doc/install.texi (Install GCC: Binaries): Fix typo.
12301 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12303 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
12304 reference using the stack pointer, adjust it since we push Y
12306 ("*ashrsi3"): Likewise.
12307 ("*lshrsi3"): Likewise.
12309 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12311 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
12312 when -fomit-frame-pointer is used.
12314 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
12316 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
12317 (try_redirect_by_replacing_jump): Reverse updating properly the
12318 count and frequency information. Reverse removing cc0 setter.
12319 (forwarder_block_p): Reverse fixing for fallthru blocks.
12321 2001-07-05 DJ Delorie <dj@redhat.com>
12323 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
12324 (translate_options): If the above is defined, use it to map
12325 given options to new options.
12326 * doc/tm.texi: Document it.
12328 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
12329 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12331 * doc/invoke.texi (Optimize Options): Document that -fgcse may
12332 cause programs using computed gotos to run more slowly.
12334 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12336 * doc/install.texi (Specific): Markup, spelling and typo fixes.
12338 Consistently require binutils 2.11.2, not prereleases.
12339 (Specific, decstation-*): Canonicalize as mips-dec-*.
12340 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
12342 (Specific, m68k-altos): Removed reference to README.altos, deleted.
12343 (Specific, mips-*): Reword MIPS C compiler requirements.
12344 (Specific, powerpc*-*-*): New, mention --with-cpu once.
12345 (Specific, sunv5): Removed, obsolete.
12347 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
12349 * dwarf2out.c (output_loc_list): Use an all ones mask for
12350 .text asm output and don't rely on long long
12351 literals. Reformat some long lines.
12353 2001-07-05 Andreas Jaeger <aj@suse.de>
12355 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
12358 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12360 * dwarf2out.c (dwarf2out_define): Update comment.
12361 (dwarf2out_undef): Ditto.
12362 (dwarf2out_start_source_file): Ditto.
12363 (dwarf2out_end_source_file): Ditto.
12364 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
12365 since we never call the start/end debug hook for the primary file.
12367 2001-07-04 Kazu Hirata <kazu@hxi.com>
12369 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
12372 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
12374 * cppinit.c (remove_dup_dirs): Inform if a system include
12375 directory is being reordered.
12376 * doc/invoke.texi (Directory Options): GCC warns if you hide a
12378 * doc/cpp.texi (Search Paths): Likewise.
12379 * doc/gcc.texi (Interoperation): Remove information about
12382 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
12384 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
12385 (VARRAY_TOP_CHAR_PTR): Likewise.
12387 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12389 * gcc.c (process_command): Don't assign elements of a const char*.
12391 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12393 * emit-rtl.c (change_address): Don't abort if invalid address while
12394 reload is in progress.
12396 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12398 * c-lex.c (cb_file_change): Pass line number to
12399 debug_start_source_file.
12400 (cb_undefine): Pass correct line number to debug_undef.
12402 * toplev.c (debug_start_source_file): Add line number to
12403 parameters. Pass it along to dwarf2out_start_source_file.
12404 (decode_g_option): Stop resetting debug level back to normal when
12405 we change debug formats, unless the current level is
12406 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
12409 * toplev.h (debug_start_source_file): Add line number to
12412 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
12415 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
12417 Output debug_macinfo data for starting file if requested.
12418 (dwarf2out_end_source_file): Output debug_macinfo data for ending
12420 (dwarf2out_define): Output debug_macinfo data for defining a macro
12422 (dwarf2out_undef): Output debug_macinfo data for undefining a
12423 macro if requested.
12424 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
12425 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
12426 (macinfo_section_label): New. DWARF2 macro info section label.
12427 (dwarf2out_init): If we want macro info, output the start label
12429 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
12430 attribute to the compilation unit die pointing to the macro info.
12432 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12434 * dwarf2out.c (new_loc_list): Move to inside #ifdef
12435 DWARF2_DEBUGGING_INFO.
12436 (add_loc_descr_to_loc_list): Ditto.
12437 (output_loc_list): Ditto.
12438 Also, fix thinko in curr not being initialized.
12439 (gen_internal_sym): Ditto.
12441 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12443 * emit-rtl.c (replace_equiv_address): New function.
12444 * expr.h (replace_equiv_address): New declaration.
12445 * explow.c (validize_mem): Call it instead of change_address and
12446 also call if -fforce-addr and address is constant.
12447 * expr.c: Replace more calls to change_address with adjust_address
12448 and/or replace_equiv_address or to validize_mem.
12449 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
12450 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
12451 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
12452 * config/i370/i370.md, config/i860/i860.md: Likewise.
12453 * config/i960/i960.md, config/mips/mips.c: Likewise.
12454 * config/mips/mips.md, config/pa/pa.md: Likewise.
12455 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
12456 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
12458 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12460 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
12462 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
12465 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
12467 * doc/include: New directory.
12468 * doc/fdl.texi: Move to doc/include/fdl.texi.
12469 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
12470 * doc/include/funding.texi, doc/include/gpl.texi: New files.
12471 * doc/gcc.texi: Use funding.texi and gpl.texi.
12472 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
12473 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
12474 Update dependencies and use -I $(docdir)/include.
12476 2001-07-04 Anthony Green <green@redhat.com>
12478 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
12480 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12482 * doc/install.texi (sparc64-*-*): Remove garbage.
12484 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
12486 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
12487 Fix typo in last change to use adjust_address.
12489 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12491 * doc/install.texi (Specific): Update information for *-*-solaris*.
12493 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12495 * explow.c (plus_constant_wide): Reinitialize Y for restart.
12497 2001-07-03 Stan Shebs <shebs@apple.com>
12499 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
12500 case for flag_no_mach_text_sections.
12501 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
12502 * config/darwin.c (flag_no_mach_text_sections): Remove.
12503 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
12505 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12507 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
12508 and avoid checking for constant as first operand.
12509 * recog.c (find_constant_term_loc): No longer static.
12510 (adj_offettable_operand): Delete.
12511 * rtl.h (adj_offsettable_operand): Delete declaration.
12512 (find_constant_term): Add declaration.
12513 * caller-save.c: Replace calls to adj_offsettable_operand with calls
12515 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
12516 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
12517 * config/i386/i386.c, config/i386/i386.md: Likewise.
12518 * config/i860/i860.c, config/i960/i960.c: Likewise.
12519 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
12520 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
12521 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
12522 * config/mips/mips.c, config/mips/mips.md: Likewise.
12523 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
12524 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
12525 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
12526 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
12527 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
12528 * config/ns32k/ns32k.md: Likewise.
12530 2001-07-03 Zack Weinberg <zackw@stanford.edu>
12532 * rtl.c (copy_rtx): Handle 'T' format letter.
12533 * gensupport.c (collect_insn_data): Likewise.
12534 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
12536 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
12538 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
12539 -B option. Use 'dir' not 'foo' as example directory name.
12541 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12543 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
12544 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
12546 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
12548 * doc/cppinternals.texi: Improve formatting and logical markup.
12550 2001-07-03 Andreas Jaeger <aj@suse.de>
12552 * Makefile.in (insn-recog.o): Add dependency on reload.h.
12554 * genrecog.c (write_header): Include reload.h for prototypes in
12557 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
12560 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
12561 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
12562 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
12563 i386_pe_valid_type_attribute_p): Add.
12564 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
12565 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
12567 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12569 * explow.c (plus_constant_wide, case LO_SUM): New case.
12570 (plus_constant_for_output_wide): Delete.
12571 * rtl.h (plus_constant_for_output): Delete.
12572 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
12573 instead of plus_constant_for_output.
12574 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
12575 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
12576 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
12577 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
12578 * config/sparc/sparc.md: Likewise.
12579 Convert some change_address calls to adjust_address.
12581 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
12583 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
12584 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
12585 documentation of -std and -Wwrite-strings.
12587 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
12589 * cse.c (canon_hash): Don't register registers in very small
12590 register classes, as extending their lifetime might cause
12593 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
12595 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
12597 * flow.c (forwarder_block_p): Fix for fallthru blocks.
12598 (try_redirect_by_replacing_jump): Update properly the count
12599 and frequency information.
12601 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
12603 * toplev.c (dump_file_index): Move SSA dumps just after first
12605 (dump_file): Corresponding changes.
12606 (rest_of_compilation): Move SSA path to just after the first
12608 * doc/gcc.texi (Passes): Update due to movement of SSA path.
12609 * doc/invoke.texi: Update dump file #s as they were completely
12610 out of date with reality.
12612 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
12614 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
12616 * expr.c (emit_move_insn_1): Deal with non-default
12619 * expr.c (emit_single_push_insn): Fix warning.
12621 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
12623 * expr.c (emit_move_insn_1): Avoid modifying
12624 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
12626 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12628 * emit-rtl.c (adjust_address): New function.
12629 * expr.h (adjust_address): Add declaration.
12630 * builtins.c: Replace some calls to change_address with calls to it
12631 or to validize_mem.
12632 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
12633 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
12634 * config/arm/arm.c, config/convex/convex.c: Likewise.
12635 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
12636 * config/i386/i386.c, config/i386/i386.md: Likewise.
12637 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
12638 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
12639 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
12640 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
12641 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
12643 2001-07-02 Jim Wilson <wilson@redhat.com>
12645 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
12647 2001-07-02 Steve Ellcey <sje@cup.hp.com>
12649 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
12650 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
12652 2001-07-02 Zack Weinberg <zackw@stanford.edu>
12654 * cppinit.c (lang_defaults): New table.
12655 (set_lang): Just read from lang_defaults into the live options
12658 2001-07-02 Zack Weinberg <zackw@stanford.edu>
12660 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
12661 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
12662 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
12664 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12666 * doc/install.texi: Various spelling and markup fixes.
12667 (Installing GCC): Component specific installation instructions are
12670 Warn about removing old install dir in the presence of shared libs.
12671 (Configuration): Invoke with options target to match configure
12673 Consistently refer to gas, gld pathnames.
12674 Invert --enable-multilib documentation.
12675 Remove references to old compiler versions.
12677 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12679 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
12681 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12683 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
12685 (Specific, mips*-sgi-irix5): Note IDO download.
12686 Reworded MIPS C hints.
12687 Use GNU as instead of GAS.
12689 Removed SGI Freeware reference, IRIX 6 only.
12690 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
12691 Note N64 library requirement/workaround.
12693 Complete list of structure passing bug victims.
12695 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12697 * doc/install.texi: Remove CVS Id.
12699 2001-07-02 Andreas Jaeger <aj@suse.de>
12701 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
12702 (find_inherently_necessary): Remove unused variable.
12704 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
12706 * c-common.h (TDI_inlined): New ast dump phase.
12707 (dump_flag_name): New function.
12708 * c-dump.c (dump_files): Add inlined phase.
12709 (dump_flag_name): Define.
12710 * doc/invoke.texi (-fdump-ast-inlined): Document.
12712 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12714 * stor-layout.c (layout_decl): Revert change to handling of alignment
12717 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12719 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
12722 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
12724 * doc/tm.texi (FUNCTION_ARG): Document that the last call
12727 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
12729 * tlink.c (recompile_files): Remove COMPILER_PATH and
12730 LIBRARY_PATH from the environment.
12732 2001-07-01 Zack Weinberg <zackw@stanford.edu>
12734 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
12735 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
12737 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
12739 * c-parse.in (OBJC_STRING): Kill.
12740 (objc_string): Decompose to [objc_string] '@' STRING.
12741 (reswords): Take the leading '@' off all the Objective C keywords.
12742 (objc_rid_sans_at): Kill.
12743 (init_reswords): Don't initialize it.
12744 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
12745 (_yylex): Kill reconsider label. Look ahead one token after
12746 an '@'; if we get an identifier, check whether it's an
12747 Objective C @-keyword. If so, return the keyword. Otherwise,
12748 put back the token and return the '@' as a terminal.
12750 * cpplib.c (lex_macro_node): Remove unnecessary check for
12751 leading '@' on identifier. Clarify control flow and commentary.
12753 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12755 * cse.c (new_label_ref): Variable deleted.
12756 (insert): Remove set of new_label_ref.
12757 (check_for_label_ref): New function.
12758 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
12760 See ChangeLog.5 for earlier changes.